{"product_id":"chihai-chr-gm25-bk370-dc-gear-motor","title":"CHIHAI MOTOR CHR-GM25-BK370 DC Gear Motor, 6V\/12V","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca href=\"https:\/\/rcdrone.top\/collections\/chihai-motor\"\u003eCHIHAI MOTOR\u003c\/a\u003e CHR-GM25-BK370 combines a black-can permanent-magnet brushed motor with a metal reduction gearbox. Select the 6V or 12V winding, nominal reduction ratio and motor, bracket, lead-pair or wheel-kit package. This \u003ca href=\"https:\/\/rcdrone.top\/collections\/dc-gear-motor\"\u003eDC gear motor\u003c\/a\u003e is suited to compatible small robots, model racing cars, trucks and drive mechanisms.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAll-metal reduction gears and replaceable extended carbon brushes.\u003c\/li\u003e\n\u003cli\u003e4 mm D-shaped output shaft with a 12 mm projection reference.\u003c\/li\u003e\n\u003cli\u003eReversible brushed DC construction.\u003c\/li\u003e\n\u003cli\u003eMotor-only and accessory packages retain distinct contents.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue \/ scope\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCHIHAI MOTOR CHR-GM25-BK370 black-can permanent-magnet brushed DC gearmotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelectable windings\u003c\/td\u003e\n\u003ctd\u003e6V DC or 12V DC; match the selected winding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelected nominal ratios\u003c\/td\u003e\n\u003ctd\u003e4.4:1,10:1,15:1,20:1,34:1,45:1,57:1,75:1,100:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear construction\u003c\/td\u003e\n\u003ctd\u003eAll-metal reduction gears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrush construction\u003c\/td\u003e\n\u003ctd\u003eExtended, replaceable carbon brushes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody diameter\u003c\/td\u003e\n\u003ctd\u003e25 mm gearbox reference;24.4 mm rear motor reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput shaft\u003c\/td\u003e\n\u003ctd\u003e4 mm D-shaft;3.5 mm flat reference;12 mm projection;8 mm flat-length reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront mounting\u003c\/td\u003e\n\u003ctd\u003eTwo M3 tapped holes on 17 mm drawing reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther drawing references\u003c\/td\u003e\n\u003ctd\u003e7 mm front register;2.5 mm front step;29.3 mm motor can;7.5 mm rear-cap reference;8 mm rear register\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGearbox length L\u003c\/td\u003e\n\u003ctd\u003e19–29 mm series reference;see ratio table\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor weight\u003c\/td\u003e\n\u003ctd\u003eApproximately85–87 g,ratio-dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries body-length reference\u003c\/td\u003e\n\u003ctd\u003e48.5–59 mm;check the complete drawing for shaft and rear-cap allowances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply capacity reference\u003c\/td\u003e\n\u003ctd\u003eCompatible DC supply rated at least 10A;voltage must match selected motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGearbox load ceiling\u003c\/td\u003e\n\u003ctd\u003eMaximum permissible 8.0 kgf·cm(approximately 0.8 N·m),not a minimum or continuous rated torque\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003ePerformance by Voltage\u003c\/h2\u003e\u003cp\u003eThese are voltage-specific reference tables. The6V table uses a 10000 rpm motor input and an 8W maximum-power reference; the 12V table uses 20000 rpm and 26W. Maximum power is a separate operating reference, not continuous rated output at every ratio. No-load and rated speeds describe different loads.\u003c\/p\u003e\u003cp\u003eThe selected 15:1 version has no corresponding performance or gearbox-length entry in these tables. Do not substitute data from another ratio. The125:1,217:1 and 478:1 columns are series references and are not selectable configurations here. A dash in the torque column means no individual rated torque is provided; the 8.0 kgf·cm gearbox limit must not be treated as that rated torque.\u003c\/p\u003e\u003ch3\u003e6V reference\u003c\/h3\u003e\u003cp\u003eNo-load current ≤320 mA.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eNominal ratio\u003c\/th\u003e\n\u003cth\u003eNo-load rpm\u003c\/th\u003e\n\u003cth\u003eRated torque(kgf·cm)\u003c\/th\u003e\n\u003cth\u003eRated torque(N·m)\u003c\/th\u003e\n\u003cth\u003eRated rpm\u003c\/th\u003e\n\u003cth\u003eRated current(A)\u003c\/th\u003e\n\u003cth\u003eStall current(A)\u003c\/th\u003e\n\u003cth\u003eGearbox L(mm)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e4.4:1\u003c\/td\u003e\n\u003ctd\u003e2250\u003c\/td\u003e\n\u003ctd\u003e0.3\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003ctd\u003e1750\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10:1\u003c\/td\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003ctd\u003e0.60\u003c\/td\u003e\n\u003ctd\u003e0.06\u003c\/td\u003e\n\u003ctd\u003e790\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20:1\u003c\/td\u003e\n\u003ctd\u003e490\u003c\/td\u003e\n\u003ctd\u003e1.2\u003c\/td\u003e\n\u003ctd\u003e0.12\u003c\/td\u003e\n\u003ctd\u003e390\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e34:1\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e0.20\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e21.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e45:1\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e2.7\u003c\/td\u003e\n\u003ctd\u003e0.27\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e57:1\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e0.34\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e75:1\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003e4.5\u003c\/td\u003e\n\u003ctd\u003e0.44\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100:1\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e6.0\u003c\/td\u003e\n\u003ctd\u003e0.59\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125:1\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e217:1\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e37\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e478:1\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e≤1.4\u003c\/td\u003e\n\u003ctd\u003e≤8.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003e12V reference\u003c\/h3\u003e\u003cp\u003eNo-load current ≤600 mA.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eNominal ratio\u003c\/th\u003e\n\u003cth\u003eNo-load rpm\u003c\/th\u003e\n\u003cth\u003eRated torque(kgf·cm)\u003c\/th\u003e\n\u003cth\u003eRated torque(N·m)\u003c\/th\u003e\n\u003cth\u003eRated rpm\u003c\/th\u003e\n\u003cth\u003eRated current(A)\u003c\/th\u003e\n\u003cth\u003eStall current(A)\u003c\/th\u003e\n\u003cth\u003eGearbox L(mm)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e4.4:1\u003c\/td\u003e\n\u003ctd\u003e4500\u003c\/td\u003e\n\u003ctd\u003e0.5\u003c\/td\u003e\n\u003ctd\u003e0.05\u003c\/td\u003e\n\u003ctd\u003e3500\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10:1\u003c\/td\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003e1.1\u003c\/td\u003e\n\u003ctd\u003e0.10\u003c\/td\u003e\n\u003ctd\u003e1580\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20:1\u003c\/td\u003e\n\u003ctd\u003e980\u003c\/td\u003e\n\u003ctd\u003e2.3\u003c\/td\u003e\n\u003ctd\u003e0.21\u003c\/td\u003e\n\u003ctd\u003e780\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e34:1\u003c\/td\u003e\n\u003ctd\u003e580\u003c\/td\u003e\n\u003ctd\u003e3.50\u003c\/td\u003e\n\u003ctd\u003e0.34\u003c\/td\u003e\n\u003ctd\u003e460\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e21.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e45:1\u003c\/td\u003e\n\u003ctd\u003e440\u003c\/td\u003e\n\u003ctd\u003e4.50\u003c\/td\u003e\n\u003ctd\u003e0.44\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e57:1\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e6.00\u003c\/td\u003e\n\u003ctd\u003e0.59\u003c\/td\u003e\n\u003ctd\u003e275\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e75:1\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e7.00\u003c\/td\u003e\n\u003ctd\u003e0.69\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100:1\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125:1\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e217:1\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e478:1\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e37\u003c\/td\u003e\n\u003ctd\u003e≤2.7\u003c\/td\u003e\n\u003ctd\u003e≤16.0\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eThe gearbox maximum permissible load is 8.0 kgf·cm(approximately 0.8 N·m). The merged limit applies in place of individual high-ratio torque figures in the illustrated tables; exceeding it can damage gears. Never operate stalled or overloaded. Stall-current figures describe a limiting condition, not a recommended operating point.\u003c\/p\u003e\u003ch2\u003eMounting and Wiring\u003c\/h2\u003e\u003cp\u003eCheck the 4 mm shaft,3.5 mm flat,12 mm projection,8 mm flat length and two M3 mounting holes against the mechanism. Use the complete drawing to account for gearbox length, motor can, rear cap and shaft clearance. The drawing lists L =19 mm for 4.4:1,10:1 and 20:1;21.5 mm for 34:1;24 mm for 45:1 and 57:1;26.5 mm for 75:1 and 100:1;29 mm for 125:1,217:1 and 478:1 series references. No dimension is inferred for 15:1.\u003c\/p\u003e\u003cp\u003eConnect a DC supply matching the selected 6V or 12V winding. The motor-series supply recommendation is at least 10A capacity; select suitable switching, wiring and current protection for the actual starting and running conditions. Reverse motor-terminal polarity to reverse rotation. Test with temporary leads before permanent installation and keep the output free of obstruction.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eCompatible small robot drives, model racing cars, trucks and compact mechanical drive assemblies. Select the reduction ratio by required speed and allowable load. Running speed changes with load; reducing supply voltage can also reduce available torque.\u003c\/p\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSelected package\u003c\/th\u003e\n\u003cth\u003eContents\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Only\u003c\/td\u003e\n\u003ctd\u003e1 motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor + Mounting Bracket\u003c\/td\u003e\n\u003ctd\u003e1 motor and 1 mounting bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor + Spade-Terminal Lead Pair\u003c\/td\u003e\n\u003ctd\u003e1 motor and 1 red\/black spade-terminal lead pair,20 cm20AWG reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor + Bracket + Hex Coupler + 65 mm Wheel\u003c\/td\u003e\n\u003ctd\u003e1 motor,1 mounting bracket,1 hex coupler with shown fastening hardware and 1 65 mm wheel; wheel style may vary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eThe wheel-kit photo shows three alternative wheel styles, not three included wheels. One65 mm wheel is supplied and its style may vary. A motor-only selection does not include the bracket, coupler, wheel, leads, power supply or speed controller.\u003c\/p\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eIs8.0 kgf·cm the rated output of every ratio?\u003c\/h3\u003e\u003cp\u003eNo. It is a gearbox maximum permissible load. Use the individual rated-torque entries where provided and avoid overload.\u003c\/p\u003e\u003ch3\u003eCan the 6V and 12V tables be interchanged?\u003c\/h3\u003e\u003cp\u003eNo. Match the table to the selected voltage winding; their speed, power and current references differ.\u003c\/p\u003e\u003ch3\u003eWhere are the 15:1 performance figures?\u003c\/h3\u003e\u003cp\u003eThe15:1 option is selectable, but no corresponding performance or gearbox-length data is provided. Other ratios must not be substituted.\u003c\/p\u003e\u003ch3\u003eDoes the wheel kit include three wheels?\u003c\/h3\u003e\u003cp\u003eNo. The photo shows alternative styles. The package includes one 65 mm wheel with the motor, bracket and hex coupler.\u003c\/p\u003e\u003ch3\u003eCan this motor reverse?\u003c\/h3\u003e\u003cp\u003eYes. Reverse the DC motor-terminal polarity using a suitable switching arrangement and avoid reversing a stalled or overloaded mechanism.\u003c\/p\u003e\u003ch2\u003eVisual Details\u003c\/h2\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d5.webp?v=1792621439\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d5.webp?v=1792621439\" alt=\"CHR-GM25-BK370 motor overview\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eCHR-GM25-BK370 motor overview\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d6.webp?v=1792621443\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d6.webp?v=1792621443\" alt=\"Complete mechanical drawing, ratio-dependent gearbox lengths and motor specifications\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eComplete mechanical drawing, ratio-dependent gearbox lengths and motor specifications\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d7.webp?v=1792621448\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d7.webp?v=1792621448\" alt=\"All-metal reduction gears\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eAll-metal reduction gears\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d8.webp?v=1792621453\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d8.webp?v=1792621453\" alt=\"Copper-wound rotor construction\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eCopper-wound rotor construction\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d9.webp?v=1792621457\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d9.webp?v=1792621457\" alt=\"Replaceable extended carbon brush construction\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eReplaceable extended carbon brush construction\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d10.webp?v=1792621462\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/chihai-chr-gm25-bk370-dc-gear-motor-strict-d10.webp?v=1792621462\" alt=\"Separate 6V and12V performance tables;125,217 and478 are series references,15:1 is not charted;8kgf·cm is a maximum gearbox limit\" loading=\"lazy\" style=\"max-width:100%;height:auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eSeparate 6V and12V performance tables;125,217 and478 are series references,15:1 is not charted;8kgf·cm is a maximum gearbox limit\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"CHIHAI MOTOR","offers":[{"title":"Motor Only \/ Ratio 1:4.4 \/ DC 6V","offer_id":68073641148640,"sku":"CHR-GM25-BK370-0001","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:4.4 \/ DC 12V","offer_id":68073641181408,"sku":"CHR-GM25-BK370-0002","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:10 \/ DC 6V","offer_id":68073641214176,"sku":"CHR-GM25-BK370-0003","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:10 \/ DC 12V","offer_id":68073641246944,"sku":"CHR-GM25-BK370-0004","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:15 \/ DC 6V","offer_id":68073641279712,"sku":"CHR-GM25-BK370-0005","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:15 \/ DC 12V","offer_id":68073641312480,"sku":"CHR-GM25-BK370-0006","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:20 \/ DC 6V","offer_id":68073641345248,"sku":"CHR-GM25-BK370-0007","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:20 \/ DC 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12V","offer_id":68073641574624,"sku":"CHR-GM25-BK370-0014","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:75 \/ DC 6V","offer_id":68073641607392,"sku":"CHR-GM25-BK370-0015","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:75 \/ DC 12V","offer_id":68073641640160,"sku":"CHR-GM25-BK370-0016","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:100 \/ DC 6V","offer_id":68073641672928,"sku":"CHR-GM25-BK370-0017","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor Only \/ Ratio 1:100 \/ DC 12V","offer_id":68073641705696,"sku":"CHR-GM25-BK370-0018","price":17.51,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:4.4 \/ DC 6V","offer_id":68073641738464,"sku":"CHR-GM25-BK370-0019","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:4.4 \/ DC 12V","offer_id":68073641771232,"sku":"CHR-GM25-BK370-0020","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:10 \/ DC 6V","offer_id":68073641804000,"sku":"CHR-GM25-BK370-0021","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:10 \/ DC 12V","offer_id":68073641836768,"sku":"CHR-GM25-BK370-0022","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:15 \/ DC 6V","offer_id":68073641869536,"sku":"CHR-GM25-BK370-0023","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:15 \/ DC 12V","offer_id":68073641902304,"sku":"CHR-GM25-BK370-0024","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:20 \/ DC 6V","offer_id":68073641935072,"sku":"CHR-GM25-BK370-0025","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:20 \/ DC 12V","offer_id":68073641967840,"sku":"CHR-GM25-BK370-0026","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:34 \/ DC 6V","offer_id":68073642000608,"sku":"CHR-GM25-BK370-0027","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:34 \/ DC 12V","offer_id":68073642033376,"sku":"CHR-GM25-BK370-0028","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:45 \/ DC 6V","offer_id":68073642066144,"sku":"CHR-GM25-BK370-0029","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:45 \/ DC 12V","offer_id":68073642098912,"sku":"CHR-GM25-BK370-0030","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:57 \/ DC 6V","offer_id":68073642131680,"sku":"CHR-GM25-BK370-0031","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:57 \/ DC 12V","offer_id":68073642164448,"sku":"CHR-GM25-BK370-0032","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:75 \/ DC 6V","offer_id":68073642197216,"sku":"CHR-GM25-BK370-0033","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:75 \/ DC 12V","offer_id":68073642229984,"sku":"CHR-GM25-BK370-0034","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:100 \/ DC 6V","offer_id":68073642262752,"sku":"CHR-GM25-BK370-0035","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Mounting Bracket \/ Ratio 1:100 \/ DC 12V","offer_id":68073642295520,"sku":"CHR-GM25-BK370-0036","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Spade-Terminal Lead Pair \/ Ratio 1:4.4 \/ DC 6V","offer_id":68073642328288,"sku":"CHR-GM25-BK370-0037","price":20.43,"currency_code":"USD","in_stock":true},{"title":"Motor + Spade-Terminal Lead Pair \/ 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