HPI Racing 21 Tooth Pinion Gear Spare for HPI Transmissions
Overview
The HPI Racing 21T Pinion Gear is a genuine replacement pinion gear designed as a spare part for HPI transmissions originally supplied as #87218 and #87220 assemblies. The pinion meshes with the spur gear to transfer engine power into the drivetrain.
This direct-fit replacement is ideal for refreshing worn pinions and maintaining smooth, reliable drivetrain operation.
Key Features
- Genuine HPI Racing replacement
- 21 tooth count
- Direct factory fit
- Precision-cut teeth
- Durable construction
Performance Benefits
- Smooth power transfer
- Reduced drivetrain noise
- Reliable, long-lasting performance
Usage Notes
- Set proper gear mesh — slight backlash
- Replace pinion and spur as a pair when worn
Technical Specs
- Type: Pinion Gear
- Tooth Count: 21T
- Manufacturer: HPI Racing
Fitment
- Spare part for HPI transmission assemblies #87218 and #87220
- HPI nitro vehicles using compatible transmission
What's Included
- (1) HPI Racing 21T Pinion Gear
Summary
A reliable 21T pinion gear replacement for HPI nitro transmissions.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.