BOLD MAGENTA part numbers are new for 2025 PARTS-UNLIMITED.COM 2025 | SNOW DRIVETRAIN DRIVETRAIN 478 FITS MODEL DESCRIPTION WEIGHT RANGE (GRAMS) PART # ARCTIC CAT All models w/ bushings pre-04 3 arms 59-81 1140-0713 All non-bushing models 04-15 3 arms 54-70 1140-0711 3 arms 68-90 1140-0717 3 arms 84-106 1140-0719 All models 16-21 3 arms w/ Team Clutch 68-90 1140-0718 3 arms w/ Team Clutch 84-106 1140-0720 POLARIS All models 3 arms 59-81 1140-0713 SKI-DOO 4-Tec 13-18 3 arms 35-48 1140-0708 850 E-Tec 17-25 3 arms 44-58 1140-0709 3 arms 48-62 1140-0710 YAMAHA All models w/ newer style primary clutches found on Nytro and Viper 08-20 3 arms 60-70 1140-0714 GOLDSTAR MAGNETIC ADJUSTABLE CLUTCH WEIGHTS •Easily adjustable with powerful magnets •No thread lock or special tools required •Superior ramp profile for better performance •Five-step metal treated process for durability •Polaris and Arctic Cat pre-04 models (ones with bushings) come with arms, magnetic inserts and an Allen wrench FITS MODEL WEIGHT RANGE (GRAMS) PART # ARCTIC CAT All models w/ adapt clutch system 22-25 45-76 1140-0910 Boss, 16-21 59-92 1140-0914 POLARIS All models 46-75 1140-0911 FITS MODEL WEIGHT RANGE (GRAMS) PART # POLARIS (CONT) All models 58-89 1140-0913 Boost, 22-25 58-94 1140-0912 SKI-DOO 850 Turbo, 20-25 64-96 1140-0915 850 17-28 65-102 1140-0916 “SNYPR”ADJUSTABLE CLUTCH WEIGHT KITS •The SNYPR clutch weight set was designed for quick changes to clutching and maximum adjustability •Lightning-quick back shift for on/off throttle tree riding •More bottom end and response •Gain track speed • Fully adjustable for altitude, modifications & more •Superior custom weight profile offers better acceleration and maximum top speed •More responsive sled for those technical days and tree riding DESCRIPTION PART # P-Drive adjustable weight kit 1140-0722 P-DRIVE ADJUSTABLE WEIGHT KIT FOR SKI-DOO 850 E-TEC MODELS 17-24 WITH P-DRIVE PRIMARY CLUTCH •Adjust from 12 grams to 20.6 grams •Easy adjustment with small 1.2 gram shims •Installs and adjusts in minutes •Better bolts - 5mm Allen wrench used instead of the 4mm factory ones •Comes with setup chart comparing to stock weights for reference •Summit models can quickly adjust for low and high rpm without removing the ramps DESCRIPTION PART # Belt deflection adjuster 1141-0281 FLOATING BELT DEFLECTION ADJUSTER FOR ARCTIC CAT PROCROSS/CLIMB 12-15 •Easily adjust belt deflection without shims •Allows secondary to float maintaining constant alignment •Better power transfer to the track •Lower clutch temperatures •Fewer blown belts •Arctic Cat 04-15 models (non-bushing) come with arms, setscrews, magnetic inserts and an Allen wrench for the setscrews •Ski-Doo 850 E-Tec 17-24 weights come with three arms and 24 magnets 1140-0910
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