# QuadBoss 04-05 Yamaha YFZ450 (2) Rear Carrier Bearing Upgrade Kit

Replace two side-by-side bearings with one double-wide angular contact bearing to increase capacity and life by 30%. Kits for all late 450cc sport ATVs.

-   Replaces two standard bearings with one double-wide performance bearing
-   Helps maintain smooth rear axle rotation under aggressive riding
-   Direct-fit upgrade designed for popular 450cc sport ATV carriers
-   Increases bearing capacity and service life versus stock setup

This Part Fits:

Year

Make

Model

Submodel

2004-2005

Yamaha

YFZ450

Base

## Details

- **Price:** 152.44 CAD
- **Vendor:** QuadBoss
- **Type:** Bearings

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 152.44 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/quadboss-04-05-yamaha-yfz450-2-rear-carrier-bearing-upgrade-kit)
> Updated: 2026-06-27