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Rocket Supersonic 3650/3660/3665/3670/3674 4-Pole Sensorless Inrunner Brushless Motor | Upgrade for 1/10 RC Buggy, Monster Truck & On-Road Car DJ007
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€61,95 EUR
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Description
Product Introduction
- Rocket Supersonic series features 4-pole sensorless inrunner brushless motors available in five frame sizes: 3650, 3660, 3665, 3670 and 3674. Designed exclusively for 1/10 scale RC vehicles including buggies, monster trucks, on-road cars and short course trucks. Adopting a 4-pole rotor layout for abundant power output and wide RPM range, the motor comes with built-in temperature sensor port and supports 2S–4S LiPo batteries, serving as an ideal OEM power upgrade replacement for stock RC builds.
Basic Information
- Brand: Rocket
- Product Line: Supersonic Series 36XX 4-Pole Sensorless Inrunner Brushless Motor
- Motor Spec: 36mm diameter 4-pole inrunner brushless motor
- Applicable Models: 1/10 RC buggy, monster truck, on-road car, short course truck
- Available Sizes & KV Ratings
3650: 3250KV / 4350KV / 4700KV / 5600KV
3660: 2800KV / 3200KV / 3600KV / 4250KV
3665: 2200KV / 2750KV / 3150KV / 3800KV
3670: 1800KV / 2260KV / 2380KV / 2750KV
3674: 1650KV / 2000KV / 2150KV / 2500KV
Dimensions & Weight
Uniform Outer Diameter: 36mm
- 3650: Total Length 50mm, Shaft 3.175mm, Net Weight 188g
- 3660: Total Length 60mm, Shaft 3.175mm
- 3665: Total Length 65mm, Shaft 3.175mm
- 3670: Total Length 70mm, Shaft 3.175mm
- 3674: Total Length 74mm, Shaft 3.175mm
- Temperature Sensor Wire: Separate dedicated temp-sensing cable included
Electrical Specifications
- Continuous / Burst Current
3650 (3250KV): 4.2A Continuous / 105A Burst; 3650 (5600KV): 5.6A Continuous / 130A Burst
3660: 5.0A Continuous / 130A Burst
Internal Resistance
3650(3250KV): 0.0068Ω | 3650(5600KV): 0.0051Ω | 3660: 0.0038Ω
Battery Compatibility
3250KV/2200KV: Max 15.3V (2S–4S LiPo)
3200KV: Max 11.1V (2S–3S LiPo)
5600KV: Max 8.7V (2S LiPo) - Cooling Fan: No fan, passive cooling via casing vents
- Rated Voltage: Variable 2S–4S LiPo based on KV grade
- Max No-load RPM: 50,000RPM
Construction & Materials
- Motor Can: CNC precision-machined 6061-T6 high-hardness aluminum housing with surrounding vent holes for airflow cooling
- Windings & Stator: High-temperature high-purity copper windings + 0.2mm thickened silicon steel laminations to reduce power loss and heat generation
- Rotor & Shaft: Explosion-proof 4-pole silicon steel rotor with high-density magnets; high-toughness alloy steel output shaft
- Bearings: Premium dual ball bearings for smooth rotation and low running noise
- Structure: Modular split design for easy disassembly, cleaning and maintenance; rear pre-reserved port for external temperature sensor to pair with temp-controlled ESC
- Connector: Pre-installed gold-plated 4mm banana plugs for superior anti-oxidation and conductivity
Key Features
- 4-pole rotor design delivers stronger low-speed torque and more powerful high-end output vs conventional 2-pole motors, suitable for both crawling and racing applications.
- Multiple can lengths and KV selections available: Low-KV versions feature massive torque for monster trucks & crawlers; High-KV variants offer high RPM for on-road racing.
- Built-in temperature sensor terminal works with matching thermal-controlled ESC to monitor real-time motor temperature and avoid overheating demagnetization.
- Standard 36-size 540 mounting footprint with six M3 mounting holes for direct drop-in fitment into stock motor mounts without chassis modification.
- Detachable split structure allows convenient removal of dirt & sand to extend motor service life.
- Factory pre-fitted 4mm gold-plated plugs to eliminate extra soldering work for quick wiring.
Compatible Vehicles
- Perfect for power upgrade of all 1/10 RC monster trucks, off-road short course trucks, on-road cars and desert trucks.
Return & Exchange Policy Compliant with EU Regulations
Return & Exchange Service Procedure
If you wish to exercise your statutory right of withdrawal and submit a return or exchange request, please contact customer service by email at info@crawltin.com.
Once your application is approved, we will send you an official Return Merchandise Authorization (RMA) via email, together with complete return instructions and warehouse receiving information.
Please pack the goods properly as instructed and ship them back to our designated return warehouse in China using compliant international couriers. The full recipient address will be provided together with your RMA document.
After receiving and inspecting the returned goods, we will complete the refund or exchange process within 14 calendar days. Refunds will be issued to your original payment account.
Important Legal Reminder: Your statutory unconditional right of withdrawal under the 14‑day cooling‑off period shall not be restricted by any clauses below. The following general terms apply only to requests submitted after the cooling‑off period expires.
Full‑Coverage Return & Exchange Policy (Seller‑Liable Circumstances)
You are entitled to a free full refund or exchange, with all round‑trip shipping and replacement‑related fees borne by us, if any of the following seller‑liable situations occur:
Within the statutory 14‑day cooling‑off period, if you submit a return request for personal reasons (change of mind, personal dissatisfaction, etc.), you shall bear the cost of shipping the goods back to our return warehouse in China.
Non‑Returnable & Non‑Exchangeable Situations (Permitted under EU Legislation)
For orders without valid quality defects once the statutory 14‑day cooling‑off period has expired, we reserve the right to reject return, exchange and compensation requests falling into any of the categories below:
Precautions for Returns & Exchanges
Statutory reasonable‑inspection exception**: Unpacking and reasonable trial use to verify the properties, functions and specifications of goods within the 14‑day cooling‑off period will not invalidate your unconditional right of withdrawal. In accordance with EU regulations, where excessive use causes depreciation of product value, a deduction corresponding to the actual loss may be made from your refund. Such deduction shall never exceed the original purchase price of the product.
Voucher Policy: Redeemed coupons cannot be reinstated or re‑issued after returns or exchanges if they have expired or been fully utilised. This clause complies with EU fair‑consumer standards.
Mandatory RMA Requirement: All returns must apply for an official RMA number by email in advance. We reserve the right to refuse acceptance and processing for parcels returned without pre‑approved RMA. All associated shipping risks and costs shall be borne solely by you.
Policy Revision: We reserve the right to update and revise this policy in accordance with EU legislation. Revised versions will be published on this page and take effect immediately upon publication.
Priority of Consumer Rights: Your statutory 14‑day unconditional right of withdrawal and entitlement to free returns or exchanges for defective products shall prevail over all general clauses herein. No provision of this policy may override mandatory EU consumer‑protection legislation.
If you wish to exercise your statutory right of withdrawal and submit a return or exchange request, please contact customer service by email at info@crawltin.com.
Once your application is approved, we will send you an official Return Merchandise Authorization (RMA) via email, together with complete return instructions and warehouse receiving information.
Please pack the goods properly as instructed and ship them back to our designated return warehouse in China using compliant international couriers. The full recipient address will be provided together with your RMA document.
After receiving and inspecting the returned goods, we will complete the refund or exchange process within 14 calendar days. Refunds will be issued to your original payment account.
Important Legal Reminder: Your statutory unconditional right of withdrawal under the 14‑day cooling‑off period shall not be restricted by any clauses below. The following general terms apply only to requests submitted after the cooling‑off period expires.
Full‑Coverage Return & Exchange Policy (Seller‑Liable Circumstances)
You are entitled to a free full refund or exchange, with all round‑trip shipping and replacement‑related fees borne by us, if any of the following seller‑liable situations occur:
- Our operational errors: wrong orders, incorrect items delivered, or missing accessories；
- Goods damaged or dented during transit, or abnormal cosmetic defects upon receipt;
- Functional malfunctions or other substantial non‑artificial quality issues of the products.
Within the statutory 14‑day cooling‑off period, if you submit a return request for personal reasons (change of mind, personal dissatisfaction, etc.), you shall bear the cost of shipping the goods back to our return warehouse in China.
Non‑Returnable & Non‑Exchangeable Situations (Permitted under EU Legislation)
For orders without valid quality defects once the statutory 14‑day cooling‑off period has expired, we reserve the right to reject return, exchange and compensation requests falling into any of the categories below:
- Requests submitted after the cooling‑off period expires without verifiable product quality issues;
- Goods with wear, scratches or stains beyond reasonable trial use that render the item unfit for normal resale;
- Product damage caused by improper use, incorrect operation, unauthorised modification or inadequate maintenance by the buyer;
- Requests submitted after cooling‑off‑period expiry merely due to wrong size or specification selected by yourself;
- Applications submitted after the cooling‑off period solely based on personal preference, dissatisfaction or change of mind;
- Partial returns or exchanges for bundled sets will not be accepted when the cooling‑off period has expired and no valid quality defect exists.
Precautions for Returns & Exchanges
Statutory reasonable‑inspection exception**: Unpacking and reasonable trial use to verify the properties, functions and specifications of goods within the 14‑day cooling‑off period will not invalidate your unconditional right of withdrawal. In accordance with EU regulations, where excessive use causes depreciation of product value, a deduction corresponding to the actual loss may be made from your refund. Such deduction shall never exceed the original purchase price of the product.
Voucher Policy: Redeemed coupons cannot be reinstated or re‑issued after returns or exchanges if they have expired or been fully utilised. This clause complies with EU fair‑consumer standards.
Mandatory RMA Requirement: All returns must apply for an official RMA number by email in advance. We reserve the right to refuse acceptance and processing for parcels returned without pre‑approved RMA. All associated shipping risks and costs shall be borne solely by you.
Policy Revision: We reserve the right to update and revise this policy in accordance with EU legislation. Revised versions will be published on this page and take effect immediately upon publication.
Priority of Consumer Rights: Your statutory 14‑day unconditional right of withdrawal and entitlement to free returns or exchanges for defective products shall prevail over all general clauses herein. No provision of this policy may override mandatory EU consumer‑protection legislation.
Countries Available for Delivery
Australia, Austria, Belgium, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Ireland, Italy, Japan, Latvia, Lithuania, Luxembourg, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Singapore, Slovakia, Slovenia, South Korea, Spain, Sweden, United Kingdom, United States
We only accept orders from the countries specified above. For any incorrect orders placed from non-eligible regions, the full payment will be returned to your original payment channel within one business day.
Australia, Austria, Belgium, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Ireland, Italy, Japan, Latvia, Lithuania, Luxembourg, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Singapore, Slovakia, Slovenia, South Korea, Spain, Sweden, United Kingdom, United States
We only accept orders from the countries specified above. For any incorrect orders placed from non-eligible regions, the full payment will be returned to your original payment channel within one business day.
Frequently Asked Questions
About Crawltin
CrawlTin isn’t just a parts supplier—it’s a workshop that breathes life into your RC crawler.
We’re obsessed with two things: building battle‑ready custom rigs and making articulated miniature drivers feel alive in the cockpit.
From high‑strength metal performance kits to hyper‑detailed, poseable figures, every screw and weathering scratch tells your off‑road story.
We believe the true soul isn’t in the speed—it’s in the sync between machine and figure: when your driver turns the wheel and the chassis articulates over rocks, that’s your world coming to life.
Whether you’re a first‑time builder or a seasoned scale enthusiast, CrawlTin is your one‑stop destination to craft a custom RC rig with character, emotion, and undeniable presence.
We’re obsessed with two things: building battle‑ready custom rigs and making articulated miniature drivers feel alive in the cockpit.
From high‑strength metal performance kits to hyper‑detailed, poseable figures, every screw and weathering scratch tells your off‑road story.
We believe the true soul isn’t in the speed—it’s in the sync between machine and figure: when your driver turns the wheel and the chassis articulates over rocks, that’s your world coming to life.
Whether you’re a first‑time builder or a seasoned scale enthusiast, CrawlTin is your one‑stop destination to craft a custom RC rig with character, emotion, and undeniable presence.
Personal Information & Payment Security
At CrawlTin, we take your privacy and payment security extremely seriously. We will never sell, trade, or share your personal information with any third parties for marketing or commercial purposes. Your private data is strictly protected and will only be shared when absolutely necessary to fulfill your order, such as providing shipping details to logistics carriers for delivery arrangement.
To ensure 100% secure checkout, we only use PayPal and other mainstream official payment gateways. All payment transactions are fully encrypted and processed through certified secure financial systems. Your funds and payment data are completely safe, allowing you to shop with total confidence at CrawlTin.
Do I need to pay customs duties and shipping fees?
At Crawltin, we firmly believe in transparent pricing. The amount you pay at checkout is the total cost you need to bear. Import duties, taxes, and international shipping fees for all orders are fully covered by us. Your package will be delivered directly to you—no additional payments required.