Gates 40R3691 Automatic Continuously Variable Transmission (CVT) Belt - Drive Belt

Gates G-Force RedLine CVT Belt 40R3691

The Gates G-Force RedLine CVT Belt 40R3691 is a high-performance automatic continuously variable transmission belt built for powersport and specialty CVT applications. It uses an aramid cord, EPDM belt material, and a double-notched construction to support stronger response and reduced energy loss in demanding off-road use.

Key Features

• Part number 40R3691 from Gates G-Force RedLine CVT Belts
• Power Sport Specialty High Performance CVT Belt
• Double-notched construction with a fabric bottom
• Aramid cord material for added strength
• EPDM belt material with black finish
• RVS-R section, 26-degree angle
• Top width: 1.406 in. (36 mm)
• Thickness: .597 in. (15.2 mm)
• Outside circumference: 38.125 in. (968 mm)
• Pitch length: 36.906 in. (937 mm)
• Pitch width: 1.323 in. (33.6 mm)

Product Details

Gates G-Force RedLine CVT Belts are part of a performance-focused line developed for CVT systems that see hard acceleration, higher operating loads, and off-road conditions. The 40R3691 uses an OE improved rating and a notched design to help maintain belt flexibility while supporting consistent power transfer. For buyers searching for a Gates CVT belt, a RedLine CVT replacement, or a high-performance automatic transmission belt for powersport use, this part number is a direct match to the listed specifications.

This part cross-references Gates 40C3691 and 40G3691 for the same application.

What It Helps Address

• Belt slip under load in CVT-equipped powersport vehicles
• Loss of speed ratio efficiency during aggressive acceleration
• Heat-related belt stress in extreme off-road environments
• Reduced top-speed consistency from worn or stretched CVT belts
• Drivability issues caused by a deteriorated automatic CVT belt

Installation Notes and Tips

Verify belt dimensions, section profile, and CVT pulley requirements before installation. Match the 40R3691 to the vehicle’s specified belt size and confirm the application against the OEM service information for your make and model. Proper pulley inspection and belt break-in procedures should be followed during replacement to help maintain transmission performance.

Fits 0JWA-055000, 0JWA-055000-10000, 0800-055000, 0800-055000-0001, XTX2261, and XTX2290 application references. For vehicle-specific searches, use the part number 40R3691 with your make/model and CVT belt size to confirm the correct fitment.

Quality Assurance

Gates manufactures the G-Force RedLine line with performance-oriented materials and OE-improved design targets for CVT service. The aramid cord, EPDM construction, and double-notched profile are selected to support durability and consistent operation in demanding powersport transmission use.