Progressive Suspension

13.5"SHK 4000 SRS H-D CHR412 SERIES SHOCKSManufactured from the finest materials availableDesigned specifically for Harley modelsThe 412s' simple, durable design makes them a cost-effective...

13.0"SHK 4000 SRS H-D CHR412 SERIES SHOCKSManufactured from the finest materials availableDesigned specifically for Harley modelsThe 412s' simple, durable design makes them a cost-effective...

12.5"SHK 4000 SRS H-D CHR412 SERIES SHOCKSManufactured from the finest materials availableDesigned specifically for Harley modelsThe 412s' simple, durable design makes them a cost-effective...

Progressive Suspension 412 Series Shock - 14.25" - Heavy Duty 412-4273B Triumph -- TR6 -- (1972, 1971); Triumph -- Speed Twin 1200 -- (2021, 2020, 2019)

Progressive Suspension 412 Series Shock - 15" - Heavy Duty 412-4272B Triumph -- TR6 -- (1971, 1972); Triumph -- Speed Twin 1200 -- (2019, 2021, 2020)

Progressive Suspension 412 Series Shock - 14.25" - Standard 412-4270B Triumph -- Thruxton 1200 R -- (2019, 2018, 2016, 2017); Triumph -- Thruxton 1200 -- (2018, 2017, 2016); Triumph -- Speed Twin...

Progressive Suspension 412 Series Shock - 14.25" - Heavy Duty 412-4268B Triumph -- Bonneville T100 -- (2017, 2018, 2020, 2016, 2019, 2021); Triumph -- Street Twin 900 -- (2018, 2017, 2016, 2019,...

Progressive Suspension 412 Series Shock - 13.5" - Heavy Duty 412-4266B Triumph -- Bonneville T100 -- (2020, 2016, 2019, 2018, 2017, 2021); Triumph -- Street Twin 900 -- (2016, 2019, 2020, 2017, 2018,...

Progressive Suspension 412 Series Shock - 14.25" - Standard 412-4265B Triumph -- Street Scrambler 900 -- (2021, 2019, 2020, 2017, 2018); Triumph -- Street Twin 900 -- (2021, 2017, 2019, 2018, 2016,...

Progressive Suspension 412 Series Shock - 13.5" - Standard 412-4263B Triumph -- Bonneville T100 -- (2021, 2018, 2020, 2016, 2019, 2017); Triumph -- Street Twin 900 -- (2021, 2019, 2020, 2017, 2016,...

SHOCK 412 FXD 14412 SERIES SHOCKSManufactured from the finest materials availableDesigned specifically for Harley modelsThe 412s' simple, durable design makes them a cost-effective improvement to...

SHOCK 412 FXD 14412 SERIES SHOCKSManufactured from the finest materials availableDesigned specifically for Harley modelsThe 412s' simple, durable design makes them a cost-effective improvement to...