500855 MCS Rear master cylinder rebuild kit, Kelsey-Hayes for Harley-Davidson
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Specifications
- Brand
- MCS
- Part Number
- 500855
- OEM Reference
- 42374-77B
- Pack Quantity
- Sold as kit
- Category
- Master Cylinder Rebuild Kits
- VAT Rate
- 20%
About This Product
MCS rear master cylinder rebuild kit for Kelsey-Hayes 3/4-inch piston units. Replaces OEM 42374-77B. It fits 1979-1981 Sportsters, 1979-1984 FL models, late 1979-1983 FX models, and 1980-1985 FLT Touring bikes. The kit includes the necessary components to refresh the internals. Brake fluid strips paint, so mask your tinware and primary cover before you start. Bleed the system properly after the rebuild. Sold as a complete kit.
Manufacturer part number: 500855.
Fitment
54 models79-81 XL Sportster; 79-84 FL; L79-83 FX; 80-85 FLT/Touring
FL Shovel 21 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1981 | Electra Glide FLH |
| Harley-Davidson | 1979 | Electra Glide FLH-1200 |
| Harley-Davidson | 1979–1980 | Electra Glide FLH-80 |
| Harley-Davidson | 1981 | Electra Glide FLHS |
| Harley-Davidson | 1983–1984 | Electra Glide FLHT |
| Harley-Davidson | 1984 | FLH Police 80 FLH |
| Harley-Davidson | 1981 | Glide Classic FLHC |
| Harley-Davidson | 1979 | Glide Classic FLHC-80 |
| Harley-Davidson | 1983–1984 | Glide Classic FLHT |
| Harley-Davidson | 1981–1984 | Police Electra Glide FLH-1200 |
| Harley-Davidson | 1981–1984 | Police Electra Glide FLH-80 |
| Harley-Davidson | 1983 | Police FLH |
| Harley-Davidson | 1979–1980 | Police FLH 80 FLHP-80 |
| Harley-Davidson | 1980 | Police FLH-1200 FLH-1200 |
| Harley-Davidson | 1980 | Touring Electra Glide Classic FHL-80 |
| Harley-Davidson | 1981–1982 | Touring Electra Glide Classic FLHC |
| Harley-Davidson | 1984 | Touring Electra Glide Classic FLHTC |
| Harley-Davidson | 1984 | Touring Electra Glide FLH |
| Harley-Davidson | 1979–1983 | Touring Electra Glide FLH-80 |
| Harley-Davidson | 1981–1984 | Touring Electra Glide Sport FLHS |
| Harley-Davidson | 1983 | Touring Electra Glide Standard FLHT |
FX Shovel 13 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1984 | FX Low Rider FXSB |
| Harley-Davidson | 1981–1984 | FX Super Glide FXE |
| Harley-Davidson | 1980 | FX Super Glide FXE-1200 |
| Harley-Davidson | 1982 | FX Super Glide FXS |
| Harley-Davidson | 1979 | FX Super Glide FXS-1200 |
| Harley-Davidson | 1979–1984 | FX Super Glide FXS-80 |
| Harley-Davidson | 1981 | FX Super Glide Fat Bob FXEF |
| Harley-Davidson | 1979–1980 | FX Super Glide Fat Bob FXEF-1200 |
| Harley-Davidson | 1980 | FX Super Glide Fat Bob FXEF-80 |
| Harley-Davidson | 1981–1984 | FX Wide Glide FXWG |
| Harley-Davidson | 1980 | FX Wide Glide FXWG-80 |
| Harley-Davidson | 1981 | Super Glide B80 FXB |
| Harley-Davidson | 1980 | Super Glide B80 FXB-80 |
FXR 9 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1989–1990 | FXR Convertible FXRS |
| Harley-Davidson | 1985–1986 | FXR Custom FXRC |
| Harley-Davidson | 1984–1985 | FXR Low Glide FXRS |
| Harley-Davidson | 1986–1993 | FXR Sport FXRS-SP |
| Harley-Davidson | 1986 | FXR Super Glide FXR |
| Harley-Davidson | 1986 | FXR Touring FXRD |
| Harley-Davidson | 1984 | FXR Touring FXRDG |
| Harley-Davidson | 1984–1990 | FXR Touring FXRT |
| Harley-Davidson | 1984–1995 | Police Low Rider FXRP |
Softail 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1983 | Dyna Glide Glide Custom FXDG |
Sportster 5 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1977 | Sportster 1000 XLCR-1000 |
| Harley-Davidson | 1981 | Sportster 1000 XLH |
| Harley-Davidson | 1979 | Sportster 1000 XLH-1000 |
| Harley-Davidson | 1980 | Sportster 1000 XLS-1000 |
| Harley-Davidson | 1981 | Sportster Roadster 1000 XLS |
Touring 5 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1981 | Glide Classic FLTC |
| Harley-Davidson | 1984 | Tour Glide Classic FLT |
| Harley-Davidson | 1979–1984 | Tour Glide FLT |
| Harley-Davidson | 1980–1984 | Touring Tour Glide Classic FLTC |
| Harley-Davidson | 1980–1982 | Touring Tour Glide FLT |
Planning other changes? Find your model in the bike customiser.
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