904123 MCS Retaining ring 35mm fork seal for Harley-Davidson
incl. VAT
Chapter members save 12% · Sign in for member pricing
Estimated delivery: 3–15 working days
Authorised
Iron City Dealer
14-Day Returns
Easy & hassle-free
Secure Checkout
256-bit encryption
Free UK Delivery
On orders over £100
Specifications
- Brand
- MCS
- Part Number
- 904123
- OEM Reference
- 45908-80
- Pack Quantity
- Pack of 10
- Category
- Fork Seal Retaining Rings
- VAT Rate
- 20%
About This Product
MCS 35mm fork seal retaining ring for Showa forks. Sold as a pack of ten. Clamps inside the fork slider right above the seal. Direct replacement for OEM 45908-80. Fits 1975 to 1987 FX, XL Sportster, FXR and FXRS models. These often corrode or bend during removal. Fit new ones when you change seals to keep the seal seated under pressure. Part number 904123.
Manufacturer part number: 904123.
Fitment
34 models75-87 FX; XL Sportster; FXR; FXRS
FX Shovel 13 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1983–1984 | FX Low Rider FXSB |
| Harley-Davidson | 1981–1984 | FX Super Glide FXE |
| Harley-Davidson | 1976–1980 | FX Super Glide FXE-1200 |
| Harley-Davidson | 1981–1982 | FX Super Glide FXS |
| Harley-Davidson | 1977–1979 | FX Super Glide FXS-1200 |
| Harley-Davidson | 1979–1983 | 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 | 1979–1980 | FX Super Glide Fat Bob FXEF-80 |
| Harley-Davidson | 1981–1984 | FX Wide Glide FXWG |
| Harley-Davidson | 1976–1978 | Super Glide 1200 FX-1200 |
| Harley-Davidson | 1981–1982 | Super Glide B80 FXB |
| Harley-Davidson | 1980 | Super Glide B80 FXB-80 |
FXR 4 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1982–1987 | FXR Low Glide FXRS |
| Harley-Davidson | 1986 | FXR Sport FXRS-SP |
| Harley-Davidson | 1982–1987 | FXR Super Glide FXR |
| Harley-Davidson | 1984–1987 | Police Low Rider FXRP |
Softail 3 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 |
Sportster 14 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1975–1978 | Sportster 1000 XLCH-1000 |
| Harley-Davidson | 1977 | Sportster 1000 XLCR-1000 |
| Harley-Davidson | 1981–1985 | Sportster 1000 XLH |
| Harley-Davidson | 1980 | Sportster 1000 XLH-1000 |
| Harley-Davidson | 1979–1980 | Sportster 1000 XLS-1000 |
| Harley-Davidson | 1986–1987 | Sportster 1100 XLH |
| Harley-Davidson | 1987 | Sportster 883 Hugger XL883HUG |
| Harley-Davidson | 1987 | Sportster 883 XL883 |
| Harley-Davidson | 1981–1985 | Sportster Roadster 1000 XLS |
| Harley-Davidson | 1983–1985 | Sportster Roadster 1000 XLX |
| Harley-Davidson | 1980 | Sportster Standard XLH |
| Harley-Davidson | 1975–1978 | Sportster Standard XLH-1000 |
| Harley-Davidson | 1979 | Sportster XLCH-1000 |
| Harley-Davidson | 1983–1984 | Sportster XR-1000 |
Planning other changes? Find your model in the bike customiser.
Related Products
View all →
More from MCS
View all →
Camshaft needle bearing. Inner
Nano Series sealed GEL battery. 12V, 20Ah, 360cca
Nano Series sealed GEL battery. 12V, 20Ah, 360CCA
Oil tank dipstick with temperature gauge. Black w/white face
Oil tank dipstick with temperature gauge. Black w/black face
Oil tank dipstick with temperature gauge. Black w/white face
Oil tank dipstick with temperature gauge. Black w/white face
Fairing deflector set. Dark smoke
Who are we? Leeds Harley-Davidson - Iron City Motorcycles
This product is fulfilled by Iron City Motorcycles, Leeds' authorised Harley-Davidson® dealer, serving the UK with a full range of Genuine Motorclothes®, dealer merchandise, and official Harley-Davidson parts & accessories — available for UK and international delivery.
From OEM Parts to retro lifestyle wear to aftermarket stockits we have what you need to keep you riding all year round.
Use our official OEM parts finder to browse our full Genuine Harley-Davidson® Parts and our associated approved aftermarket catalogues.