Tekin 21.5 GEN4 Spec‑R2 Pro Brushless Sensored Motor – ROAR Approved (TT2689P)
1/10 Scale Competition Motor • Stock‑Class Racing
The Tekin 21.5 GEN4 Spec‑R2 Pro (TT2689P) is a high‑efficiency sensored brushless motor designed for 1/10 scale stock‑class racing where control, consistency, and thermal stability are critical. Fully ROAR approved, this motor is engineered to deliver smooth power delivery, excellent torque efficiency, and repeatable performance throughout long mains—making it an ideal choice for touring car and off‑road stock categories.
Product Overview
Control‑Focused Stock Performance
Built on Tekin’s GEN4 motor platform, the Spec‑R2 Pro emphasizes linearity and drivability over raw aggression. The 21.5T winding provides a strong, usable torque band with controlled RPM, helping drivers maintain corner speed, manage traction, and deliver clean acceleration on carpet, asphalt, dirt, or clay.
Performance Characteristics
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21.5‑turn (21.5T) sensored design optimized for stock racing
- Smooth, linear throttle response for precise modulation
- High electrical efficiency for cooler operation
- Consistent output lap after lap
- Predictable power delivery for tight and technical tracks
Key Features
- GEN4 Spec‑R2 Pro motor platform
- 21.5T stock‑class winding
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Sensored brushless operation for smooth startup and control
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ROAR approved for sanctioned competition
- Precision‑balanced internals for reliability
- Designed for serious 1/10 scale stock racing
Specifications
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Brand: Tekin
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Series: GEN4 Spec‑R2 Pro
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Turns: 21.5T
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Motor Type: Brushless, Sensored
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Scale Compatibility: 1/10
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Application: Stock‑Class Racing (On‑Road / Off‑Road)
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Approval: ROAR
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Part Number: TT2689P
Compatibility
- Suitable for 1/10 scale touring cars, buggies, and trucks
- Compatible with sensored brushless ESCs
- Intended for stock‑class racing (check local rules)
What’s Included
- 1 × Tekin 21.5 GEN4 Spec‑R2 Pro Sensored Brushless Motor
