

4-Speed Transmission Case with Ratchet Top
Before you order — V-Twin tech note
- Accepts #12-0300 Torrington 4th gear bearing
- Bill Of Sale Only
Description
Alloy transmission case with ratchet top accepts Torrington 4th gear bearing. FLH style ratchet top gives 1 down, 3 up shift pattern and is assembled with all internal parts including dust cover and arm. No Manufacturer's Statement of Origin required, Bill of Sale only. Loctite recommended for mount stud installation. **NOTE: Technician must remove/check material for speedometer drive clearance. The studs are not included or installed. Installation of the studs will have the following protrusions: kicker - 7/8" (22.2mm), mount - 15/16" (23.8mm) and the inner primary 15/16" (33.8mm), for kick start applications.
*Note: UPS may consider this part as packaged "oversize" for shipment, as compared to the actual weight, which will result in higher shipping costs.
Specifications
- V-Twin number
- 43-0550
- Manufacturer
- V-Twin
- Sold as
- 1 - SET
- Origin
- Imported
- 2026 catalogue pages
- 544
Goes with this part
V-Twin lists these alongside 43-0550 — replacements, the parts commonly fitted at the same time, and supersessions. Check the fitment on each before ordering.