921521 MCS Pinion gear spacer for Harley-Davidson
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Specifications
- Brand
- MCS
- Part Number
- 921521
- OEM Reference
- 24703-54B
- Pack Quantity
- Pack of 5
- Category
- Pinion Gears
- VAT Rate
- 20%
About This Product
MCS pinion gear spacer replaces OEM 24703-54B. It fits 1954–1989 Big Twin models including Panhead, Shovelhead, and early Evolution motors. These spacers set pinion gear end play. They are sold as a set of five. You will need the correct thickness for your build. Keep the extras on the bench. Check end play with a dial indicator during assembly.
Manufacturer part number: 921521.
Fitment
84 models54-89 Big Twin
FL Shovel 31 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1970–1974 | Electra Glide FL-1200 |
| Harley-Davidson | 1966–1969 | Electra Glide FLB-1200 |
| Harley-Davidson | 1966–1968 | Electra Glide FLFB-1200 |
| Harley-Davidson | 1978–1983 | Electra Glide FLH |
| Harley-Davidson | 1978 | Electra Glide FLH 80 FLH-80 |
| Harley-Davidson | 1970–1980 | Electra Glide FLH-1200 |
| Harley-Davidson | 1980 | Electra Glide FLH-80 |
| Harley-Davidson | 1967–1969 | Electra Glide FLHB-1200 |
| Harley-Davidson | 1975 | Electra Glide FLHF |
| Harley-Davidson | 1974 | Electra Glide FLHF-1200 |
| Harley-Davidson | 1968 | Electra Glide FLHFB-1200 |
| Harley-Davidson | 1981 | Electra Glide FLHS |
| Harley-Davidson | 1977 | Electra Glide FLHS-1200 |
| Harley-Davidson | 1980 | Electra Glide FLHS-80 |
| Harley-Davidson | 1984 | Electra Glide FLHT |
| Harley-Davidson | 1981 | Glide Classic FLHC |
| Harley-Davidson | 1980 | Glide Classic FLHC-80 |
| Harley-Davidson | 1983 | Glide Classic FLHT |
| Harley-Davidson | 1975 | Glide Police FL |
| Harley-Davidson | 1982–1984 | Police Electra Glide FLH-1200 |
| Harley-Davidson | 1981–1984 | Police Electra Glide FLH-80 |
| Harley-Davidson | 1983 | Police FLH |
| Harley-Davidson | 1980 | Police FLH 80 FLHP-80 |
| Harley-Davidson | 1979–1980 | Police FLH-1200 FLH-1200 |
| Harley-Davidson | 1981–1982 | Touring Electra Glide Classic FLHC |
| Harley-Davidson | 1983–1984 | Touring Electra Glide Classic FLHTC |
| Harley-Davidson | 1980 | Touring Electra Glide FL-80 |
| Harley-Davidson | 1979–1983 | Touring Electra Glide FLH-80 |
| Harley-Davidson | 1981–1984 | Touring Electra Glide Sport FLHS |
| Harley-Davidson | 1977 | Touring Electra Glide Sport FLHS-1200 |
| Harley-Davidson | 1980 | Touring Electra Glide Sport FLHS-80 |
FX Shovel 15 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1983–1984 | FX Low Rider FXSB |
| Harley-Davidson | 1984 | FX Super Glide FXE |
| Harley-Davidson | 1976–1980 | FX Super Glide FXE-1200 |
| Harley-Davidson | 1981–1982 | FX Super Glide FXS |
| Harley-Davidson | 1977–1978 | FX Super Glide FXS-1200 |
| Harley-Davidson | 1980 | FX Super Glide FXS-80 |
| 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 | 1976–1977 | Super Glide 1200 FX-1200 |
| Harley-Davidson | 1981–1982 | Super Glide B80 FXB |
| Harley-Davidson | 1980 | Super Glide B80 FXB-80 |
| Harley-Davidson | 1972–1975 | Super Glide FX-1200 |
| Harley-Davidson | 1973–1975 | Super Glide FXE-1200 |
FXR 10 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1989 | FXR Convertible FXRS |
| Harley-Davidson | 1985–1987 | FXR Custom FXRC |
| Harley-Davidson | 1983–1989 | FXR Low Glide FXRS |
| Harley-Davidson | 1987–1989 | FXR Low Rider FXLR |
| Harley-Davidson | 1986–1989 | FXR Sport FXRS-SP |
| Harley-Davidson | 1983–1988 | FXR Super Glide FXR |
| Harley-Davidson | 1986 | FXR Touring FXRD |
| Harley-Davidson | 1984 | FXR Touring FXRDG |
| Harley-Davidson | 1983–1987 | FXR Touring FXRT |
| Harley-Davidson | 1984–1989 | Police Low Rider FXRP |
Panhead 10 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1958–1964 | Duo Glide FL-1200 |
| Harley-Davidson | 1958–1960 | Duo Glide FLF-1200 |
| Harley-Davidson | 1958–1964 | Duo Glide FLH-1200 |
| Harley-Davidson | 1964 | Duo Glide FLHF-1200 |
| Harley-Davidson | 1965 | Electra Glide FLB-1200 |
| Harley-Davidson | 1965 | Electra Glide FLFB-1200 |
| Harley-Davidson | 1954–1957 | Hydra Glide FL-1200 |
| Harley-Davidson | 1954 | Hydra Glide FLE-1200 |
| Harley-Davidson | 1955–1957 | Hydra Glide FLH-1200 |
| Harley-Davidson | 1955 | Hydra Glide FLHF-1200 |
Softail 9 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1983 | Dyna Glide Glide Custom FXDG |
| Harley-Davidson | 1985 | FX Low Rider FXSB |
| Harley-Davidson | 1985 | FX Super Glide Fat Bob FXEF |
| Harley-Davidson | 1985 | FX Wide Glide FXWG |
| Harley-Davidson | 1986–1989 | Softail Custom FXSTC |
| Harley-Davidson | 1987–1989 | Softail Heritage Classic FLSTC |
| Harley-Davidson | 1987–1989 | Softail Heritage FLST |
| Harley-Davidson | 1989 | Softail Springer FXSTS |
| Harley-Davidson | 1984–1988 | Softail Standard FXST |
Touring 9 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1981 | Glide Classic FLTC |
| Harley-Davidson | 1982–1984 | Tour Glide Classic FLT |
| Harley-Davidson | 1979–1984 | Tour Glide FLT |
| Harley-Davidson | 1985–1988 | Touring Electra Glide Classic FLHTC |
| Harley-Davidson | 1987–1988 | Touring Electra Glide Sport FLHS |
| Harley-Davidson | 1981–1987 | Touring Tour Glide Classic FLTC |
| Harley-Davidson | 1989 | Touring Tour Glide Classic Ultra FLTCU |
| Harley-Davidson | 1980–1983 | Touring Tour Glide FLT |
| Harley-Davidson | 1983 | Touring Tour Glide FLTD |
Planning other changes? Find your model in the bike customiser.
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