# Twin Power 52-90 K XL Mainshaft Bearing Replaces H-D 9025A Left Side

Supports the left side of the mainshaft to help maintain proper alignment and smooth shifting

-   Supports the left side of the mainshaft to help maintain proper alignment and smooth shifting
-   Ideal for transmission rebuilds or repairs on 1952-1990 Harley-Davidson K and Sportster
-   Direct OEM replacment on 4-speed K and XL models
-   35x72x17

This Part Fits:

Year

Make

Model

Submodel

1952-1954

Harley-Davidson

K

Base

1955-1956

Harley-Davidson

KH

Base

1955-1956

Harley-Davidson

KHK

Base

1955-1957

Harley-Davidson

KHRTT

Base

1955-1964

Harley-Davidson

KR

Base

1958-1979

Harley-Davidson

XLCH

Base

1977-1978

Harley-Davidson

XLCR Cafe Racer

Base

1986-1987

Harley-Davidson

XLH1100

Base

1988-1990

Harley-Davidson

XLH1200

Base

1986-1990

Harley-Davidson

XLH883

Base

1986-1990

Harley-Davidson

XLH883DLX Sportster 883 Deluxe

Base

1987-1990

Harley-Davidson

XLH883HUG Sportster 883 Hugger

Base

1978-1985

Harley-Davidson

XLS Roadster

Base

1977-1978

Harley-Davidson

XLT

Base

1983-1985

Harley-Davidson

XR1000

Base

## Details

- **Price:** 95.84 CAD
- **Vendor:** TwinPower
- **Type:** Bearings

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 95.84 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/twin-power-52-90-k-xl-mainshaft-bearing-replaces-h-d-9025a-left-side)
> Updated: 2026-07-01