HPI Threaded Pinion Gear 21 Tx16mm Nitro R40 HPI76971
This threaded pinion gear is a durable replacement or upgrade component for your HPI Nitro R40 vehicle. Designed for reliable power transfer, it ensures consistent performance for your nitro RC.
Featuring 21 teeth (21T), this gear is specifically engineered for nitro applications, offering robust engagement with your vehicle’s spur gear. Its threaded design provides secure mounting, essential for the high-stress environment of nitro racing, ensuring long-lasting durability and efficient power delivery.
Specifications
- Type: Pinion Gear
- Teeth Count: 21T
- Compatibility: HPI Nitro R40 series vehicles
- Mounting: Threaded


HPI Racing