PROGRESSIVE SUSPENSIONPart Number : PR-490-1014 PR-490-1014 True sport performance shocksFeature a high-pressure monotube with deflective disc-damping technology, hand threaded pre-load and rebound adjustmentLinear rate spring allows riders to fine tune the damping and consistently withstand extreme temperature ranges and heavy loadsEngineered jounce bumper and cup also help smooth out and control bottomingMade in the U.S.AAll shocks are measured centre-of-eyelet to centre-of-eyeletA shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steeringA shock which is slightly shorter than stock may alter the head angle slightly and provide somewhat slower steeringFor OEM shock lengths, see Quick Reference Guide in the back of the catalogueHeavy Duty Applications are recommended for bikes that are operated at or near the manufacturer's maximum load rating over 50% of the timeBefore purchasing or attempting to install shocks that are different than the OEM length, confirm that your wheel travel can be altered without causing clearance issues, such as swingarm/axle to exhaust contact as well as chain/belt guard or tire contract FITMENT INFORMATIONFXD 1340 Dyna Super Glide (1995-1998)FXD 1450 Dyna Super Glide (1999-2005)FXDB 1340 Dyna Glide Daytona (1992)FXDB 1340 Dyna Glide Sturgis (1991)FXDC 1340 Dyna Glide Custom (1992)FXDC 1450 Dyna Super Glide Custom (2005)FXDCI 1450 EFI Dyna Super Glide Custom (2005)FXDI 1450 EFI Dyna Super Glide (2004-2005)FXDL 1340 Dyna Low Rider (1993-1998)FXDL 1450 Dyna Low Rider (1999-2005)FXDLI 1450 EFI Dyna Low Rider (2004-2005)FXDS-CON 1340 Dyna Super Glide Convertible (1994-2000)FXDWG 1340 Dyna Wide Glide (1993-1998)FXDWG 1450 Dyna Wide Glide (1999-2005)FXDWG2 1450 Dyna Wide Glide Limited Edition (2001)FXDWG3 1450 Dyna Wide Glide Limited Edition (2002)FXDWGI 1450 EFI Dyna Wide Glide (2004-2005)FXDX 1450 Dyna Super Glide Sport (1999-2004)FXDXI 1450 EFI Dyna Super Glide Sport (2004-2005)FXDXT 1450 Dyna Super Glide T-Sport (2001-2003).