Rear Axle Bearing Retainer
- Brand: Mortch Motor
- Product Code: MICFQ510-331003
- Product Viewed: 260
- Availability: In Stock
- Weight: 0.11kg
US$5.79 1 SOLD
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CFMoto Rear Axle Bearing Retainer
OEM Part Number Q510-331003
🔩 Rear Axle Bearing Lock Ring · Axle Assembly
OEM quality · Direct replacement · Secures bearing axial position
This is a genuine OEM-spec CFMoto Rear Axle Bearing Retainer (Lock Ring), part number Q510-331003. This retainer is used for axial positioning and locking of the rear axle bearing, preventing axial movement during operation and ensuring smooth axle rotation. This direct replacement part eliminates rear axle noise and ensures proper bearing function. Fits various CFMoto ZForce, UForce, and Z6 series models.
✨ Product Type: Rear Axle Bearing Retainer / Lock Ring
✨ Installation Location: Inside Axle Housing, outboard of bearing
This Rear Axle Bearing Retainer (Q510-331003) fits the following CFMoto models:
- SSV 2014-2020 CF500US ZForce 500 Trail (incl. CA specs)
- SSV 2015-2022 CF500US-EX ZForce 550EX
- POLICE MOTORCYCLE 2022 CF800(Z8) ZForce 800EX
- SSV 2012-2021 CF800 ZForce 800EX
- SSV 2013-2021 CF800US-A ZForce 800 Trail
- SSV 2012-2015 CF600-3 / CF600-6 Z6
- SSV 2010-2016 CF625-3 / CF625-6 Z6
- UTV 2013-2020 CF500UU UForce 550
- UTV 2012-2019 CF800-3 UForce 800
- UTV 2014-2022 CF800UU-A UForce 800 (incl. HLG specs)
📌 Important Note: This part is a Rear Axle Bearing Retainer, OEM #Q510-331003. Dimensions: OD 65mm, ID 46mm, Thickness 10mm. The list above consolidates compatible models based on OEM data, grouped by series and model years. If your specific model is not listed, please verify your original part number or contact our support team to confirm compatibility.
- OEM OE Quality: Manufactured to original specifications, ensuring performance and quality identical to the factory component.
- Precision Threads: High-precision threads ensure a tight and secure fit within the axle housing.
- High-Strength Material: Constructed from high-quality carbon steel with heat treatment for excellent strength and wear resistance.
- Direct Replacement: Designed for bolt-on installation – no modifications required, saving time and effort.
- Rigorously Tested: Undergoes dimensional and thread accuracy testing prior to shipment for reliability.
- Ensures Bearing Retention: Effectively locks the bearing in place, preventing axial play and extending bearing life.
🛑 The Importance of the Rear Axle Bearing Retainer
The rear axle bearing retainer (also called lock ring or adjusting nut) secures the axial position of the rear axle bearing, preventing it from shifting under radial and axial loads. A loose retainer or damaged threads will allow the bearing to move, causing axle noise, premature bearing wear, and in severe cases, bearing dislodgement leading to axle seizure and a major safety hazard. Replacing it with this OEM-quality bearing retainer is essential maintenance to ensure proper bearing function and safe vehicle operation.
- Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
- We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.
- Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
- Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.
- All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
- In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.




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