PART 17-0653
Big Twin Mainshaft Assembly
by Motorshop
$454.39
V-Twin list $378.66 · our price includes online ordering & support
Checkout is not open yet — add parts to build your list.
How shipping will work
Big Twin 1984 & UpClassic Pre-1984
🏍️ Add your bike to My Garage and we'll tell you instantly whether this fits. Listed for 1 model.
Description
Big Twin mainshaft assembly. Mainshaft assembly includes a 4-speed transmission 12-1/2" long mainshaft, mainshaft bearing lock tab, 4-speed transmission bearing housing, main bearing, transmission mainshaft bearing nut, mainshaft 1st-2nd cluster gear, stock 24 tooth 3rd gear,mainshaft 3rd gear retaining ring, mainshaft 3rd gear thrust washer .063, and assembled.
Specifications
- V-Twin number
- 17-0653
- Manufacturer
- Motorshop
- Sold as
- 1 - KIT
- Origin
- Imported
- 2026 catalogue pages
- 547
Goes with this part
V-Twin lists these alongside 17-0653 — replacements, the parts commonly fitted at the same time, and supersessions. Check the fitment on each before ordering.
Fits these motorcycles (1)
FL1970-1985