Best Boss Bearing Powersports Drive Belts in 2026

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See product description below for vehicle fitment or to verify fitment for your specific vehicle, please contact us, and provide us with your VIN that can be found on your vehicle or your insurance card.

Polaris Engineered service parts deliver unmatched performance and fit for your vehicle. Each one is meticulously crafted to match your machine and has been extensively tested in the field so you can ride with 100% confidence.

Designed & Tested by Polaris – With 20,000 miles of field testing and 18+ months of development, Polaris OEM Parts are proven to run cooler and at optimal RPMs to ensure maximum vehicle performance and ultimate durability.

Built For Snowy Terrains – Polaris Snow Belts are designed to maximize your sled’s performance and give you better acceleration, higher top speeds, less speed ratio, and energy loss whether you are in extreme snowy conditions or on groomed trails.

Sturdy & Reliable – Polaris belts are engineered to run at the optimal RPM and deliver unmatched performance, making this the perfect snowmobile accessory. Developed and tested for all environments & conditions.

High Quality Drive belts are the choice of riding enthusiasts everywhere, having been extensively tested in a variety of all-terrain conditions.

They feature exceptional strength for extreme operating life. Whether for ATV, UTV, snowmobile, golf cart or farm utility vehicle, the belt provide extreme tensile-strength and durability.

Designed for superior fit, performance and durability.

Snow Belt, Dayco HP

Please verify your year, make and model in the product details before purchasing.

OEM Replacement carbon fiber drive belt for snowmobile

1 Year Warranty

Greater secondary acceleration at high RPMs

Designed for use on high horsepower snowmobiles

Durability: CVT belt are designed for superior fit, strength, performance, and durability

Bottom side cog machining for better, more exact belt to sheave cohesion==less slippage, less heat, and smoother engagement.

Replacement for OEM: 3211169.Belt size: 1-1/4" x 41-7/8"

Replace OEM NO.:417300253, 417300383, 417300391, 417300288, 417300551, 49C4266, 49G4266, 49R4266, XTX2287, XTX5025, HPX5025, RPX5025, 39GBSSV1116, 39GBSSV1100, 71257, 417300166

Strong Heat Dissipation：is made of Chloroprene rubber and Aramid fiber cord (the material used in ballistic body armor fabric) , which is designed for high-temperature robustness and prolonged durability.

Functional Use: Flexible and high-performance belt enables grab-and-go mobility and responsive acceleration, and boost your horsepower and torque up.

【Fit for】The drive belt replacement is suitable with Fits '08-'09 FX Nytro, '06-'09 Apex/LTX, '06-'07 Attak, '06-'07 Nytro/ER, '05-'07 RS Vector Mountain, '06-'07 RS Vector Mountain SE, '06-'09 VK Professional, '05-'09 RS Vector/ER, '05-'07 RS Vector Mountain, '05-'07 RS Rage

【OEM Part Number】8DN-17641-01-00. Please check the OEM # and size from your old belt before ordering

【High Performance】1 year warranty,Karsee motorcycle drive belt is designed for superior,high mileage and reliable performance. Manufactured according to factory specifications and tested under severe environmental conditions to deliver maximum performance in any terrain or weather,it's a great replacement belt for the worn one

Replace Part Number: 49C4266 49G4266 422280651 422280654 417300391 422280652 417300253 417300383

Fits: for Can-Am Defender DPS HD10 HD8 HD5 MAX, Maverick Sport 1000R Trail 800 DPS, Maverick X3 Max X, Ski-Doo Summit 800R 600 MXZ Expedition Renegade Freeride

Durability: Carbon tensile cords are bonded with specially formulated adhesion gum to aramid fiber loaded rubber resulting in increased side-load resistance which prevents belt distortion and edge cord pullout.

Snow/ATV V-Belt, Outside Length 51

Made in the USA

1-year warranty

Comes with Ultimax Keychain