Gates 50R4289 CVT belt for the 2025-2026 Polaris RZR Pro S 4 Sport and other vehicles carries engine power through the continuously variable transmission. It is a power sport belt made for hard off-road duty.
- Gates G-Force RedLine design for acceleration, top speed and less energy loss in extreme off-road use
- Crack- and wear-resistant construction for longer service in demanding applications
- Heat resistance and recovery, even under severe duty cycles
- Patented Ethylene Elastomeric (EE) compound that maximizes axial stiffness for higher continuous torques or loads
- Tested under extreme conditions in controlled environments and on race vehicles
Quick facts
- Part: Gates 50R4289 CVT belt
- Also called: cvt transmission belt
- Fits: 2025-2026 Polaris RZR Pro S 4 Sport and other vehicles
- Position: Drive belt
- Material: EPDM belt with aramid cord
- Condition: New
A belt that slips, shows cracks or frayed edges, or leaves the machine slow to accelerate may be worn out. A worn clutch or a sticking clutch weight can be behind those signs too, so find the cause before buying a belt. If the belt is the cause, this one replaces it.
Fits
The 2025-2026 Polaris RZR Pro S 4 Ultimate and the 2025-2026 Polaris RZR Pro S Sport take this belt as well, along with many other Polaris RZR models. The 2025-2026 Polaris RZR Pro S 4 Sport takes one belt. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Position: drive belt
- Quantity per vehicle: 1
- Cross section designation: RVS-R
- Top width: 38 mm (1.499 in)
- Pitch width: 36.2 mm (1.425 in)
- Thickness: 16.7 mm (0.657 in)
- Outside circumference: 1119 mm (44.066 in)
- Pitch length: 1089.5 mm (42.893 in)
Build and materials
- Type: power sport specialty high performance CVT belt
- Construction: double notched
- Belt material: EPDM
- Cord material: aramid
- Grade type: OE Improved
- Condition: new
- Country of origin: United States
Interchange: DBP01202B-AT
CTX2288 · XTX2288 · DBP01202B · DBP01202EX · MMP01202 · WBB1202 · WBB1202RS · 50C4289 · 3211202 · 3211227 · UA480 · UXP480
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
CTX2288, XTX2288, DBP01202B, DBP01202B-AT, DBP01202EX, MMP01202, WBB1202, WBB1202RS, 50C4289, 50R4289, 3211202, 3211227, UA480, UXP480
Frequently Asked Questions
Does the Gates 50R4289 CVT belt fit the 2025-2026 Polaris RZR Pro S 4 Ultimate?
Yes, Gates 50R4289 fits the 2025-2026 Polaris RZR Pro S 4 Ultimate, which takes one belt; for other RZR models, open the "Vehicles it fits" section.
What is the Gates 50R4289 belt made of?
Gates 50R4289 has an EPDM belt body with an aramid cord. Its construction is double notched.
How wide and thick is this CVT belt?
Top width is 38 mm (1.499 in), pitch width is 36.2 mm (1.425 in) and thickness is 16.7 mm (0.657 in). Outside circumference is 1119 mm (44.066 in).
Is this cvt transmission belt part of the Gates G-Force RedLine line?
Yes. It uses a patented Ethylene Elastomeric (EE) compound that maximizes axial stiffness, so the belt can run at higher continuous torques or loads.
Is Gates 50R4289 a replacement for WBB1202?
Yes. WBB1202 is one of the numbers Gates 50R4289 replaces, along with 50C4289 and 3211202 on the Interchange line.
