Table of Contents
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IH: Suspension
Rear Shocks & Springs
1957-1985 Shocks / Springs
| Complete Shock and Spring Assemblies 1) 2) 3) 4) | ||||
| Year | Model | Left | Right | Standard/ Option |
| KH | 1956 | 54500-56 | 54501-56 | Standard |
| 54500-56A | 54501-56A | Upgrade | ||
| XL 883 | 1957-1959 | 54500-56 | 54501-56 | Standard |
| 54500-56A | 54501-56A | Upgrade | ||
| 54503-58 | 54504-58 | Option for extra 1“ ground clearance | ||
| XLC 883 | 1958 | 54503-58 | 54504-58 | Standard |
| XLH 883 | 1958-1959 | 54500-56 | 54501-56 | Standard |
| 1958-1966 | 54500-56A | 54501-56A | Upgrade | |
| 54503-58 | 54504-58 | Option for extra 1” ground clearance | ||
| 1967-1971 | 54501-67 (2) | Low road clearance | ||
| XLH 1000 | 1972 | 54501-67 (2) | Low road clearance | |
| 1973-1974 | 54504-73 (2) | High road clearance | ||
| 1967-1974 | 54490-78 (2) | Optional retro-fit to '78 (Showa) w/ Conversion Kit (2)- (54529-76) |
||
| 1975-Early 1977 | 54504-75 (2) | Standard | ||
| 54490-78 (2) | Optional retro-fit to '78 (Showa) | |||
| Late 1977-1978 | 54490-78 (2) | (Showa) Standard | ||
| Early 1979 5) | 54528-77 12.7“ (2) | Standard | ||
| Late 1979 6) | 54565-79 13.5” (2) | Standard | ||
| Late 1979-1981 7) | 54568-79B 12.5“ (2) | Standard | ||
| 1982-1985 8) | 54568-82 (2) | Standard | ||
| XLCH 883 | 1958-1966 | 54503-58 (2) | Standard | |
| 1967-1971 | 54490-78 (2) | Optional retro-fit to '78 (Showa) w/ Conversion Kit (2)- (54529-76) |
||
| XLCH 1000 | 1972-1974 | 54490-78 (2) | Optional retro-fit to '78 (Showa) w/ Conversion Kit (2)- (54529-76) |
|
| 1973-1974 | 54504-73 (2) | High road clearance | ||
| 1975-Early 1977 | 54504-75 (2) | Standard | ||
| 54490-78 (2) | Optional retro-fit to '78 (Showa) | |||
| Late 1977-1978 | 54490-78 (2) | (Showa) Standard | ||
| Early 1979 9) | 54528-77 12.7” (2) | Standard | ||
| Late 1979 10) | 54565-79 13.5“ (2) | Standard | ||
| Late 1979 11) | 54568-79B 12.5” (2) | Standard | ||
| XLS 1000 | Late 1978 12) | 54528-77 12.7“ (2) | Standard | |
| Early 1979 13) | 54565-79 13.5” (2) | Standard | ||
| Late 1979 14) | 54470-79 (2) | (Black) Standard | ||
| Late 1979-1981 15) | 54568-79B 12.5“ (2) | Standard | ||
| 1982-1985 16) | 54568-82 (2) | Standard | ||
| XLX-61 1000 | 1983-1985 17) | 54568-82 (2) | Standard | |
Shock Conversion Kit 54529-76
- Basically, a new stud kit (one for each side) was needed to retro-fit '67-'74 shocks to the new '78 Showa shock assembly including;
- Upper and lower studs, washers and an outer bolt cover.
1)
1952-1959 HD Spare Parts Catalog for all Sportsters and K Models pg 50-53
2)
1953-1963 HD Sportster and K Model Parts catalog pg 58
3)
1954-1978 HD Sportster Parts Catalog (99451-78B pgs 129, 131
