BOLD MAGENTA part numbers are new for 2026 PARTS-UNLIMITED.COM 2026 | OFFROAD SUSPENSION 1132 MOTORCYCLE APPLICATIONS FITS MODEL SPRING RATE KG/MM PART # BETA 300 RR 2T 13, 400/520 RR 4T 10, 450 RR 4T 10-11, 450/525 Dual Sport 10, 450/525 Super Moto 10 4.0 SRSP6228401 4.2 SRSP6228421 4.2 SRSP6228421 4.4 SRSP6228441 4.6 SRSP6228461 4.8 SRSP6228481 5.0 SRSP6228501 5.2 SRSP6228521 5.4 SRSP6228541 5.6 SRSP6228561 5.8 SRSP6228581 6.0 SRSP6228601 6.4 SRSP6228641 BMW G 450 X 09-10 4.0 SRSP622840 4.2 SRSP622842 4.4 SRSP622844 4.6 SRSP622846 4.8 SRSP622848 5.0 SRSP622850 5.2 SRSP622852 5.4 SRSP622854 5.6 SRSP622856 5.8 SRSP622858 6.0 SRSP622860 6.4 SRSP622864 FITS MODEL SPRING RATE KG/MM PART # HONDA CR125R 89-07, CR250R 86-87/89-99 4.0 SRSP622840 4.2 SRSP622842 4.4 SRSP622844 4.6 SRSP622846 4.8 SRSP622848 5.0 SRSP622850 5.2 SRSP622852 5.4 SRSP622854 5.6 SRSP622856 5.8 SRSP622858 6.0 SRSP622860 6.4 SRSP622864 CR250R 00-07, CRF250R 04-13, CRF250X 04-09/12-18, CRF450R 02-08, CRF450X 05-09/12-18 4.6 SRSP672746 4.8 SRSP672748 5.0 SRSP672750 5.2 SRSP672752 5.4 SRSP672754 5.7 SRSP672757 6.0 SRSP672760 CRF450R 09-16 4.8 1312-0327 5.0 1312-0328 5.2 1312-0329 5.4 1312-0289 5.7 1312-0290 6.0 1312-0291 MINIBIKE APPLICATIONS FITS MODEL SPRING RATE KG/MM PART # HONDA CR85R/RB Expert 02-07, CRF150R 07-09/ 12-16, CRF150RB Expert 07-09/19 4.8 SRSP552448 5.0 SRSP552450 5.4 SRSP552454 5.6 0431-0461 7.1 0431-0463 KAWASAKI KX65 00-24 4.6 1312-0018 5.0 1312-0020 5.4 1312-0021 KX100 95-09, 11-19 4.8 SRSP552448 5.0 SRSP552450 5.4 SRSP552454 5.6 0431-0461 7.1 0431-0463 FITS MODEL SPRING RATE KG/MM PART # SUZUKI RM65 03-06 4.6 1312-0018 5.0 1312-0020 5.4 1312-0021 4.8 SRSP552448 5.0 SRSP552450 5.4 SRSP552454 5.6 0431-0461 7.1 0431-0463 YAMAHA YZ85 02-19 4.8 SRSP552448 5.0 SRSP552450 5.4 SRSP552454 5.6 0431-0461 7.1 0431-0463 SHOCK SPRING COLLAR ADAPTER DESCRIPTION PART # Shock spring collar adapter 1312-0326 REAR SHOCK SPRINGS •Quality springs that perform •Accurate to within 0.05 kg/mm •Made of the finest chrome silicon wire • Shot-peened, heat-treated and preset (no sacking) •Outstanding stiffness-to-mass ratio 1 Requires shock spring collar adapter.
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