This assumes a shock:swingarm ratio of 1:4. It might be 1:3.8, in which case multiply the ride height by .95. It also assumes the same spring, which isn't really a reasonable assumption because anyone who buys a Fox or Ohlins is likely to get a spring with it that is different than the stock one.
shock | shortest length | longest length | stroke | ride height | spring rate | notes |
---|---|---|---|---|---|---|
Stock | 303mm | -- 0 -- | ~1,050lb/in (18.8kg/mm) | |||
Hyperpro | 310mm | +29mm | varies | |||
Fox | 308mm | 320mm | +20mm to +68mm | varies | ||
Ohlins | 315mm | 330mm | +48mm to +108mm | varies | Philip Strnad | |
Penske | 313mm | 326mm | +40mm to +92mm | varies | Gene Berrio | |
Wilbers | 310mm | 322mm | +28mm to +52mm | varies | ||
Progressive 420 | 311mm | +32mm | varies | Robb Z. | ||
Early 900rr (-'94) | 838lb/in (15kg/mm) | |||||
later 900rr | 816lb/in (14.6kg/mm) | |||||
Shiver | 312mm | 43.5 | ride-height | 894lb/in (16kg/mm) | spring rates from Öhlins | |
DD | 327 | 59mm | ride-height | 838lb/in (15kg/mm) | spring rates from Öhlins | |
OEM shock name | length | stroke | ride-height | spring rate | ||
aftermarket shock name | min length | max length | stroke | ride-height | spring rate | |
something I've forgotten | ??? |