BOLD MAGENTA part numbers are new for 2023 PARTS-UNLIMITED.COM 2023 | OFFROAD PISTON & PISTON KITS 1138 FITS MODEL BORE SIZE PART # SUG. RETAIL GAS GAS MC65 21-22 45.0mm 0910-5100 $125.47 47.0mm 0910-5101 136.88 MC85 21-22 47.0mm 0910-5085 125.47 MC125 21-22 54.0mm 0910-5086 187.07 EC250 21-22 66.4mm 0910-5104 232.69 HONDA CR85R 03-07 47.5mm 0910-5077 136.88 CR125R 95-03 54.0mm 0910-5078 187.07 56.0mm 0910-5079 198.47 CR125R 04-07 54.0mm 0910-5080 187.07 56.0mm 0910-5081 198.47 57.0mm 0910-5082 198.47 CR250R 02-04 66.4mm 0910-5083 232.69 CR250R 05-07 66.4mm 0910-5084 232.69 HUSABERG TE125 12-14 54.0mm 0910-5086 187.07 TE250 11-14 66.4mm 0910-5104 232.69 HUSQVARNA TC65 17-22 45.0mm 0910-5100 125.47 47.0mm 0910-5101 136.88 TC85 14-22 47.0mm 0910-5085 125.47 TC125 14-20, TE125 14-16, TX125 17-19 54.0mm 0910-5086 187.07 TE150/150i 17-20 58.0mm 0910-5103 187.07 FITS MODEL BORE SIZE PART # SUG. RETAIL HUSQVARNA (CONT) TC250 14-22, TE250/250i 14-22 66.4mm 0910-5104 $232.69 KAWASAKI KX65 00-21 44.5mm 0910-5087 148.28 KX85 14-21 48.5mm 0910-5088 125.47 49.0mm 0910-5089 125.47 49.5mm 0910-5090 136.88 50.5mm 0910-5091 136.88 KX100 95-21 52.5mm 0910-5092 130.04 53.0mm 0910-5093 130.04 54.5mm 0910-5094 141.43 KX125 01-05 54.0mm 0910-5095 187.07 58.0mm 0910-5096 198.47 KX250 93-01 66.4mm 0910-5097 232.69 KX250 02-04 66.4mm 0910-5098 232.69 KX250 05-06 66.4mm 0910-5099 232.69 KTM 65 SX/XC 09-22 45.0mm 0910-5100 125.47 47.0mm 0910-5101 136.88 85 SX 03-22 47.0mm 0910-5085 125.47 52.0mm 0910-5102 171.10 125 SX 02-22, 125 EXC 09-16, 125 XC-W 17-19 54.0mm 0910-5086 187.07 FITS MODEL BORE SIZE PART # SUG. RETAIL KTM (CONT) 150 SX 16-22, 150 XC-W/TPI 17-20 58.0mm 0910-5103 $187.07 250 SX 03-22, 250 XC-W/TPI 18-22 66.4mm 0910-5104 232.69 SUZUKI RM65 03-05 44.5mm 0910-5087 148.28 RM85 02-22 48.0mm 0910-5105 125.47 48.5mm 0910-5106 125.47 49.0mm 0910-5107 125.47 50.0mm 0910-5108 125.47 52.0mm 0910-5109 171.10 53.0mm 0910-5110 182.51 RM125 04-06 54.0mm 0910-5111 187.07 56.0mm 0910-5112 198.47 58.0mm 0910-5113 198.47 RM250 03-08 66.4mm 0910-5114 232.69 YAMAHA YZ85 02-21 * Crankcase clearance required for 50mm and larger 47.5mm 0910-5116 125.47 48.0mm 0910-5117 125.47 48.5mm 0910-5118 125.47 49.5mm 0910-5119 136.88 52.5mm 0910-5115 171.10 YZ125 05-21, YZ125X 20-22 54.0mm 0910-5120 187.07 56.0mm 0910-5121 198.47 48.0mm 0910-5122 198.47 YZ250 99-22, YZ250X 16-22 66.4mm 0910-5123 232.69 RACER ELITE™ 2-STROKE SERIES PISTONS • The most advanced forged 2-stroke piston available provides premium performance and durability • 2000 Series alloy provides extreme strength for extreme conditions • ArmorPlating™ for protection from harmful detonation and improved ring seal • ArmorFit™ skirt coating for perfect fit and conformability to your cylinder bore • Dedicated forging for greater strength and light weight • Premium-quality rings enhance sealing for each application • Superfinish piston pin reduces friction and smooths operation • Based on more than 75 years as the industry performance leader • Made in the U.S.A. FITS MODEL DESCRIPTION PART # SUG. RETAIL GAS GAS MC250F 21-22, EX250F 21-22 14.5:1 compression 0910-5073 $364.13 MC450F 21-22, EX450F 21-22 14:1 compression 0910-5061 364.13 HONDA CRF250R 10-15 14.5:1 compression 0910-5074 364.13 CRF250R 16-17 14.5:1 compression 0910-5069 364.13 CRF250R 18-19, CRF250RX 19 14.5:1 compression 0910-5127 364.13 CRF450R 13-16 14:1 compression 0910-5062 364.13 CRF450R 17-22, CRF450RWE 19-22, CRF450RX 17-22 14:1 compression 0910-5066 364.13 HUSQVARNA FC250 16-22 14.5:1 compression 0910-5073 364.13 FC450 14-22, FS450 15-21, FX450 17-22 14:1 compression 0910-5061 364.13 KAWASAKI KX250F 15-16 14.5:1 compression 0910-5070 364.13 KX250F 17-19 14.5:1 compression 0910-5075 364.13 KX450F 13-14/16-18 14:1 compression 0910-5063 364.13 FITS MODEL DESCRIPTION PART # SUG. RETAIL KTM 250 SX-F/XC-F 16-22 14.5:1 compression 0910-5073 $364.13 450 SX-F/XC-F 13-22 14:1 compression 0910-5061 364.13 SUZUKI RM-Z250 10-22 14.5:1 compression 0910-5072 364.13 RM-Z450 08-12 14:1 compression 0910-5067 364.13 RM-Z450 13-22 14:1 compression 0910-5064 364.13 YAMAHA YZ250F 14-15,YZ250FX 15-16, WR250F 15-17 14.5:1 compression 0910-5076 364.13 YZ250F 16-18,YZ250FX 17-19, WR250F 18-19 14.5:1 compression 0910-5071 364.13 YZ450F 10-13 14:1 compression 0910-5068 364.13 YZ450F 14-17,YZ450FX 16-18, WR450F 16-18 14:1 compression 0910-5065 364.13 RACER ELITE™ 4-STROKE CR SERIES PISTONS • R&D developed to provide dyno-proven power gains • Asymmetric skirt design for improved wear and even loading on major thrust skirt • Precision fit ring; custom-lapped compression ring for improved power • 100% billet machined for superior strength-to-weight ratio and optimized fit • High compression (14:1 for 450cc, 14.5:1 for 250cc) for maximum torque and throttle response • Dome design improves flame travel to maximize air/fuel burn efficiency • DLC-coated piston pin reduces friction and improves scuff resistance • Enhanced pin oiling for improved lubrication and reduced friction • Pressure seal groove reduces ring lifting and power loss • ArmorGlide® skirt coating reduces friction for quieter operation, improved scuff resistance • Pistons include rings, pin, and circlips • Made in the U.S.A.
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