Harddrive Compensator Sprocket Nut 1/2" External Thread - Harley Big Twin & Twin Cam 1991-2005
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
This Harddrive Compensator Sprocket Nut is engineered for 1991-2005 Harley Big Twin and Twin Cam engines. It features a 1/2" external thread, specifically designed to provide a secure fit and resist loosening from engine vibration.
Why riders pick this
- 1/2" external thread for increased security
- Designed to resist vibration-induced loosening
- Direct replacement for the OEM compensator nut
- Fits Big Twin and Twin Cam engines 1991-2005
The compensator sprocket nut is a critical component in your Harley's primary drive, responsible for firmly securing the compensator sprocket to the crankshaft. This Harddrive nut offers enhanced security with its robust external thread design, providing peace of mind that your primary drive components will remain properly aligned and fastened even under demanding riding conditions. It's a direct replacement that improves upon the stock design for sustained reliability.
Enhanced Drivetrain Security
- Features a 1/2" external thread for a secure fit
- Engineered to resist loosening from engine vibration
- Direct replacement for the stock compensator nut
- Designed for Big Twin and Twin Cam engines
Critical Primary Drive Component
Ensuring your compensator sprocket is tightly secured is vital for the overall health and performance of your V-twin. This Harddrive compensator sprocket nut provides the strength and vibration resistance needed to maintain the integrity of your primary drive. Always consult your Harley service manual for the correct torque specifications and installation procedures to ensure optimal performance and safety.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 15-043
- UPC: 191361117652
- Thread Size: 1/2" external
- Weight: 0.5291 lbs
- Country of Origin: China (Taiwan)
Common questions
Will this compensator sprocket nut fit my 2006 or newer Harley?
No, this nut is specifically for 1991-2005 Big Twin and Twin Cam engines. 2006 and newer models utilize different compensator hardware.
What is the function of a compensator sprocket nut?
The compensator sprocket nut secures the compensator sprocket to the crankshaft. It is engineered to remain tight under the engine's normal operating vibrations, preventing sprocket slippage.
Is this a direct replacement for the OEM compensator nut?
Yes, this Harddrive nut is designed to be a direct fit replacement for the factory compensator sprocket nut, ensuring straightforward installation.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Harddrive |
| TYPE | Hardware/Fasteners/Fittings |
| SKU | 820-52622 |
| WEIGHT | 0.53 lb |
