Overview
The HPI Racing Differential Final Gear Set (38T + 13T) is a genuine factory replacement gear pair for the rear/front differential on multiple HPI 1/10 platforms, including the Nitro 3, Super Rally, MT, and Wheely King.
This set includes the 38-tooth ring gear and 13-tooth bevel gear that make up the final-drive ratio inside the differential housing — essential for restoring drivetrain function after wear or damage.
Key Features
- Genuine HPI Racing replacement gears
- 38T ring gear + 13T bevel gear
- Hardened steel construction
- Direct factory fitment
- Multi-platform compatibility
Performance Benefits
- Restores proper final-drive ratio
- Ensures smooth, quiet differential operation
- Long-lasting durability
- Maintains OEM drivetrain feel
Usage Notes
- Inspect bearings and diff seals when servicing
- Use proper diff grease on assembly
- Verify gear mesh after installation
Technical Specs
- Type: Differential Final Gear Set
- Ring Gear: 38 Tooth
- Bevel Gear: 13 Tooth
- Material: Hardened Steel
- Manufacturer: HPI Racing
What's Included
- (1) 38T Ring Gear
- (1) 13T Bevel Gear
Fitment
- HPI Nitro 3 / Nitro RS4 3
- HPI Super Rally
- HPI MT (Maverick Truck) / Nitro MT
- HPI Wheely King
Summary
Restore your differential to factory-fresh operation with this genuine HPI 38T/13T final gear set — the right parts for the job across multiple HPI 1/10 platforms.
