Overview
SURPASS HOBBY KK 3660 is a waterproof brushless motor designed for 1/10 and 1/8 RC car applications, including drift, racing, and off-road trucks. It features a 4-pole, 12-slot high-torque design and is available in multiple KV options to match different speed and torque requirements.
Key Features
- 4-pole 12-slot high-torque motor design
- CNC machined 6061 T6 aluminum heatsink can
- High purity copper windings for efficient power delivery
- High RPM ABEC5 oversized bearings
- Precision balanced rotor for smooth operation and reliability
- Super-thin stator laminations (0.35mm)
- Removable/replaceable rotor design
- Multi-mounting system for M3 screws
- 4.0mm gold bullet connectors
- Output shaft options: 3.175mm or 5.0mm
Specifications
General
| Brand | SURPASS HOBBY |
| Series | KK |
| Motor size | 3660 |
| Motor dimensions | Dia 36mm x 60mm |
| Rotor poles | 4 |
| Slots | 12 |
| Power | 1200W |
| Max RPM | 50000 |
| Stator lamination thickness | 0.35mm |
| Output shaft diameter | 3.175mm / 5.0mm |
| Extended shaft length | 17mm |
| Connector | 4.0mm gold |
| Packing size | 110 x 68 x 42mm |
| Gross weight (G.W) | 261g |
| Net weight (N.W) | 228g |
KV Options (Electrical Limits)
| KV (RPM/Volt) | Max voltage | Max amps | IO | Resistance |
|---|---|---|---|---|
| 4200KV | <12V | 100A | 3.7A | 0.0058 |
| 3500KV | <13V | 92A | 2.8A | 0.0083 |
| 3100KV | <15V | 80A | 2.3A | 0.0095 |
| 2600KV | <19V | 63A | 1.5A | 0.0146 |
| 2200KV | <21V | 57A | 1.3A | 0.0152 |
| 1950KV | <26V | 46A | 1.2A | 0.0231 |
| 1750KV | <28V | 43A | 1.0A | 0.0258 |
| 1400KV | <36V | 33A | 0.7A | 0.0378 |
For help choosing the right KV for drift vs off-road setups, or checking ESC compatibility and connector/wiring details, contact [email protected] or visit https://rcdrone.top/.
What's Included
- 1 x SURPASS HOBBY KK 3660 brushless motor
- 1 x English manual
Applications
- 1/10 and 1/8 RC cars
- RC drift cars, racing cars, and off-road trucks
Details
Choose 3.175mm or 5.0mm output shaft and 4.0mm gold bullet connectors to match common 1/10 and 1/8 RC setups.
High-purity copper windings and a removable, replaceable rotor support efficient power delivery and easier maintenance.
Complete spec table and wiring layout make it easier to verify ESC compatibility and pick the right KV option.
A true 36×60 motor can with detailed mounting and shaft dimensions helps confirm fit in your chassis and motor mount.
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