This is the kit we’ve all been waiting for! For a limited time and with very limited quantities we are pleased to offer these brand new, late version, Triumph 5-speed gearbox / transmission assemblies. Yes, we said brand new!!! We recently negotiated a great deal on these. No more trying to make worn parts function or putting up with chipped / worn teeth and dogs!! Suits T150, T150v, A75, A75V, X75 triples 1968-75.
!!!! Attention !!!! These units must be installed by a knowledgeable, skilled technician!!!!
Includes the following part numbers……
- Mainshaft and gears
- 57-4396 / 57-4909 / 57-4370 / 57-4779 / 57-4376 / 57-4377 / 57-4653
- Layshaft and gears
- 57-4900 / 57-4647 / 57-4657 / 57-4654 / 57-4661
- Selectors and shaft
- 57-4364 / 57-4366 / 57-4660 / 57-3989 / 57-4889
- Quadrant and plungers
- 57-4403 x 2

LF Harris motorcycle spares are produced to the highest quality standards possible utilizing original Triumph tooling, dies, factory blueprints & materials combined with modern manufacturing equipment, tolerances & techniques.
The product images shown are for illustrative purposes only and may not be an exact representation of the product received. Manufacturers occasionally make minor cosmetic changes to items, such as color, finish, label, or design. These changes do not impact the item’s function or compatibility. Please contact us if you have specific concerns regarding appearance.












Reviews
There are no reviews yet.