2016-23 John Deere Gator RSX860i/860E/860M Drive Belt | Ultimax UA

Ultimax UA473 is a UA-series CVT drive belt for select John Deere Gator RSX850i / RSX860 applications. Choose it by the exact vehicle and model-year rows below, whether replacing a worn belt or preparing a spare for your next ride.

Correct belt selection matters as much as the vehicle name. John Deere Gator RSX850i / RSX860 applications can use different belts across years and trims, so compare your original belt number and clutch configuration before ordering UA473.

John Deere Gator RSX850i / RSX860 CVT Drive Belt Features

• UA-series replacement for the CVT applications listed below.
• Aramid reinforcement supports dimensional stability.
• Fiber-loaded rubber compounds support consistent clutch engagement.
• Application-specific design: fitment depends on the model, year and clutch configuration.

Ultimax UA473 Vehicle Fitment

Only the applications and years shown in the same row are covered. Do not apply the overall year range to every listed model. Confirm the original belt number if your machine has a different clutch, engine or special-edition package.

What's Included

One Ultimax UA473 drive belt. Clutches, removal tools and other drivetrain components are sold separately.

Installation and Belt Break-In

Follow your vehicle service manual. Inspect clutch condition, alignment, ventilation and seals, remove old belt debris, and follow the vehicle and belt manufacturer's installation and break-in instructions. Use the specified clutch-spreader tool and service-manual torque values for your machine. Address the cause of abnormal belt wear before fitting a replacement.

Warranty, Returns and Shipping

Contact RAD UTV Parts before purchase for the current manufacturer warranty terms applicable to the belt supplied. Warranty eligibility, exclusions and claim procedures depend on the manufacturer. Review our store policies for return eligibility and shipping details; delivery timing depends on stock and destination.

Frequently Asked Questions

Which vehicles fit the Ultimax UA473 drive belt?

UA473 fits the specific John Deere Gator RSX850i / RSX860 applications in the fitment table. Years and trims vary by model; verify your exact vehicle and original belt number before ordering. A listed year does not apply to every model.

Is UA473 a universal drive belt?

No. UA473 is an application-specific CVT drive belt. Similar-looking belts can differ in dimensions and construction; use the exact application rows rather than engine size alone.

What is included?

One Ultimax UA473 drive belt. Clutches, removal tools and other drivetrain components are sold separately.

What should I check when replacing a CVT belt?

Follow your vehicle service manual. Inspect clutch condition, alignment, ventilation and seals, remove old belt debris, and follow the vehicle and belt manufacturer's installation and break-in instructions.

Compare Ultimax UTV drive belts and shop all UTV and side-by-side drive belts.

Image shows the Ultimax UA product family and is representative. Belt dimensions, packaging and markings vary by part number.