PART 23-2139
Rear Master Cylinder Alloy
by V-Twin
$117.06
V-Twin list $97.55 · our price includes online ordering & support
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Big Twin 1984 & UpClassic Pre-1984
🏍️ Add your bike to My Garage and we'll tell you instantly whether this fits. Listed for 4 models.
Description
Alloy rear master cylinder is designed to have 3 fittings with 1/8" NPT. Two for brake lines and one for stop light switch.
Specifications
- V-Twin number
- 23-2139
- OEM number
- 42470-82B
- Manufacturer
- V-Twin
- Finish
- Alloy
- Sold as
- 1 - EA
- Origin
- Imported
- 2026 catalogue pages
- 47
Fits these motorcycles (4)
FXST1984-1986
FLHS1983-1984
FXWG1983-1984
FXSB1984-1984