Colony Machine Transmission Main Shaft Lock Nut - Harley & Indian V-Twin 92-Up
About Colony Machine
Colony Machine manufactures American-made fasteners and hardware kits for Harley-Davidson, including correct-finish reproduction hardware for restorations where a modern bolt would look wrong.
Maintain the integrity of your V-twin's transmission with the Colony Machine Transmission Main Shaft Lock Nut. This OEM-reproduction fastener is manufactured in the U.S.A. and designed for Harley-Davidson and Indian Motorcycle V-twin engines from 1992 and newer. Sold individually, it's a critical component for your driveline.
Why riders pick this
- OEM-reproduction transmission main shaft lock nut
- Fits Harley & Indian V-Twin 1992-up
- Made in the U.S.A
- Sold individually
The transmission main shaft lock nut plays a vital role in keeping your V-twin's gearbox secure and functioning correctly. The Colony Machine Transmission Main Shaft Lock Nut is an OEM-reproduction part, ensuring it meets the precise specifications required for reliable performance. Made in the U.S.A., this single lock nut is essential for anyone performing transmission work, whether it's routine maintenance or a full rebuild on their Harley-Davidson Sportster, Big Twin, or Indian Motorcycle.
Crucial for Transmission Reliability
- OEM-reproduction specification for precise fitment
- Made in the U.S.A. for quality assurance
- Critical fastener for V-twin transmission main shaft
- Sold individually for targeted replacement
Restore Driveline Confidence
When working on your transmission, using high-quality fasteners like this lock nut is non-negotiable for long-term reliability. This component is designed for V-twin motorcycles from 1992 and newer, covering a wide range of platforms. Always inspect transmission lock nuts during service; replacing them with a new, quality part can prevent potential driveline issues down the road.
Specifications
- Brand: Colony Machine
- Manufacturer Part #: 2320-1
- Length: 4.25 in
- Width: 5.7 in
- Height: 0.4 in
- Weight: 0.08 lbs
Common questions
Will this lock nut fit my 1991 or earlier V-twin?
No, this transmission main shaft lock nut is specifically designed for V-twin engines from the 1992 model year and newer. Please confirm your bike's year.
Is this a one-time use fastener?
Transmission lock nuts should always be inspected during any service. Depending on wear and the specific re-installation method, replacement may be necessary for optimal security.
What is included with this purchase?
One transmission main shaft lock nut is included per order. Additional installation hardware or gaskets are not part of this individual item.
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 | Colony Machine |
| TYPE | Hardware/Fasteners/Fittings |
| SKU | 830-1144 |
| WEIGHT | 0.08 lb |
