Woody's Dooly features a dual-runner design that eliminates darting and decreases steering effort. Available in 4"-8" inches of 60° cutting carbide per 7/16" bar host bar to accommodate unstudded to heavily studded snowmobiles. Hardweld is also added in high-wear areas to prolong runner life. Woody's 9975 Series is designed to fit Arctic Cat Plastic (Pre-2014), Wide 8", Trail 6", Mountain 6", HCR 6" Deep Keel, Plastic 7", ProCross 6", ProTour 6", ProClimb 7", Trail 5" skis. As well as, Yamaha Trail, 6.5" Crossover, and Stryke skis. Please see our fitment chart below for original OEM ski sled fitment. Note: The bolt pattern on your runner may vary from product images. Woody's 9975 Series - Arctic Cat Sled Fitment Chart 2021-2025 All Models -- Other than Norseman X 8000, ZR 120, ZR 200 2020 All Models -- Other than Bearcat 2000 XT 2018-2019 All Models -- Other than Pantera 7000 XT LTD, Norseman, Bearcat (2000 LT ES/7000 XT/7000 XT GS) 2017 All Models -- Other than Pantera 7000 XT LTD & Bearcats 2016 All Models -- Other than Pantera 7000 XT LTD & Bearcats 2008-2015 All Models 2007 Crossfire 5/6/8/1000, F 5/6/8/1000, Jaguar Z1, M 6/8/1000, Panther, T660 Turbo, Z 370/570 2006 All Models -- Other than Z 370/440/570 & Bearcats 2005 F 5/6/7, M 5/6/7, All Sabercat, T660 Turbo, ZR 900, Pantera 600 EFI Woody's 9975 Series - Yamaha Sled Fitment Chart 2023-2025 Sidewinder L-TX SE/LX GT(Not EU)/L-TX-LE (Not EU)/SRX LE/S-TX GT (Not EU)/X-TX LE(Not EU)/SRViper L-TX GT, SxVenom 121 2021-2022 Sidewinder L-TX SE/L-TX GT(Not EUR)/L-TX LE/SRX LE/S-TX GT(Not EU or RU)/X-TX LE(Not EU), SRViper L-TX GT, SxVenom 121 2020 Sidewinder X-TX LE 146 2016 SR Viper M-TX 2015 SR Viper X-TX LE, SR Viper M-TX 2014 All SR Viper