# QuadBoss 85-86 Honda ATC250R 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

2003-2005

Gas Gas

Wild HP 300

Base

2003-2005,2007-2008

Gas Gas

Wild HP 450

Base

1985-1986

Honda

ATC250R

Base

1985-1986

Honda

ATC350X

Base

1986-1989

Honda

TRX250R

Base

1987-1988,1991-1992

Honda

TRX250X

Base

2001-2008

Honda

TRX300EX Sportrax

Base

2009

Honda

TRX300X

Base

1999-2008

Honda

TRX400EX Sportrax

Base

2009-2014

Honda

TRX400X

Base

2006-2009,2012-2014

Honda

TRX450ER Electric Start

Base

2004-2009

Honda

TRX450R

Base

## Details

- **Price:** 114.19 CAD
- **Vendor:** QuadBoss
- **Type:** Bearings

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 114.19 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/quadboss-85-86-honda-atc250r-rear-carrier-bearing-upgrade-kit)
> Updated: 2026-06-27