Polaris RZR XP 1000 Rear Knuckle - Reliable Fit + Off-Road Durability (2018-2023)
Enhance Your Off-Road Performance
Stop risking ride stability. Upgrade to the Polaris RZR XP 1000 Rear Knuckle for proven durability and seamless fit. Crafted from high-quality cast aluminum, it offers longevity and superior control across rugged terrains.
Why Off-Road Enthusiasts Choose This Rear Knuckle
- Direct Fit Compatibility β Fits Polaris RZR XP 1000 & 4 1000 models from 2018-2023 without modification.
- Durable Cast Aluminum β Ensures long-lasting performance on the toughest trails.
- OEM Quality β Reliable replacement matching factory standards.
- Easy Installation β Simplifies maintenance and replacement process.
- Cost-Effective Upgrade β Affordable quality that saves you money over OEM parts.
- Sold Individually β Replace only whatβs necessary.
- Versatile Use β Compatible with stock and aftermarket suspension components.
- High Compatibility β Suitable for a wide range of off-road conditions.
Perfect For
ποΈ Trail riding β’ πͺ¨ Rock crawling β’ π² Forest adventures β’ Dune bashing
Complete Kit Includes
- β Left Side Rear Knuckle
- β Right Side Rear Knuckle
Technical Specifications
| Material | Cast Aluminum |
| Application | 2018-2023 Polaris RZR XP 1000 & 4 1000 |
| OEM Part Numbers | Left: 5140634, Right: 5140635 (R) |
| Warranty | Limited Lifetime |
Vehicle Fitment
- Polaris RZR XP 1000: 2018-2023
- Polaris RZR XP 4 1000: 2018-2023
Educational Section
The cast aluminum construction of this knuckle offers excellent strength-to-weight ratio, ensuring durability while maintaining lightness for better handling. Itβs designed to withstand the stresses of aggressive off-road riding, providing you peace of mind on every trail.
Real Riders, Real Results
"Perfect fit and excellent quality! My RZR handles better on rough terrain." - Alex M.
"Replaced my stock knuckles with these, and the ride quality improved significantly! Highly recommend." - Dave S.
100% Risk-Free With R1 Protect
β 30-Day Returns β Return hassle-free if not satisfied
β Fast Shipping β Quick dispatch on in-stock items
β Expert Support β Call us at 801-899-2520 for assistance
β‘ Ready to Upgrade Your Ride?
In Stock Now
Join thousands of off-road lovers trusting Polaris for top performance
Stop risking ride safety. Replace your worn knuckles today and enjoy reliable performance across every terrain.
Original: $150.95
-65%$150.95
$52.83



Description
Enhance Your Off-Road Performance
Stop risking ride stability. Upgrade to the Polaris RZR XP 1000 Rear Knuckle for proven durability and seamless fit. Crafted from high-quality cast aluminum, it offers longevity and superior control across rugged terrains.
Why Off-Road Enthusiasts Choose This Rear Knuckle
- Direct Fit Compatibility β Fits Polaris RZR XP 1000 & 4 1000 models from 2018-2023 without modification.
- Durable Cast Aluminum β Ensures long-lasting performance on the toughest trails.
- OEM Quality β Reliable replacement matching factory standards.
- Easy Installation β Simplifies maintenance and replacement process.
- Cost-Effective Upgrade β Affordable quality that saves you money over OEM parts.
- Sold Individually β Replace only whatβs necessary.
- Versatile Use β Compatible with stock and aftermarket suspension components.
- High Compatibility β Suitable for a wide range of off-road conditions.
Perfect For
ποΈ Trail riding β’ πͺ¨ Rock crawling β’ π² Forest adventures β’ Dune bashing
Complete Kit Includes
- β Left Side Rear Knuckle
- β Right Side Rear Knuckle
Technical Specifications
| Material | Cast Aluminum |
| Application | 2018-2023 Polaris RZR XP 1000 & 4 1000 |
| OEM Part Numbers | Left: 5140634, Right: 5140635 (R) |
| Warranty | Limited Lifetime |
Vehicle Fitment
- Polaris RZR XP 1000: 2018-2023
- Polaris RZR XP 4 1000: 2018-2023
Educational Section
The cast aluminum construction of this knuckle offers excellent strength-to-weight ratio, ensuring durability while maintaining lightness for better handling. Itβs designed to withstand the stresses of aggressive off-road riding, providing you peace of mind on every trail.
Real Riders, Real Results
"Perfect fit and excellent quality! My RZR handles better on rough terrain." - Alex M.
"Replaced my stock knuckles with these, and the ride quality improved significantly! Highly recommend." - Dave S.
100% Risk-Free With R1 Protect
β 30-Day Returns β Return hassle-free if not satisfied
β Fast Shipping β Quick dispatch on in-stock items
β Expert Support β Call us at 801-899-2520 for assistance
β‘ Ready to Upgrade Your Ride?
In Stock Now
Join thousands of off-road lovers trusting Polaris for top performance






















