# RockJock TJ/LJ/XJ/MJ Johnny Joint Kit Front End Housing 30 or 44 w/ Greasable 1/2in Thru Bolts

RockJocks Front Axle Housing Johnny Joint Kit for TJ Wrangler, LJ Unlimited, XJ Cherokee, MJ Comanche and ZJ Grand Cherokee vehicles replaces the front differential housing upper control arm bushings Johnny Joint rod ends to get maximum articulation out of your suspension! This kit includes a Johnny Joint insert for gear case ear and installation tool, as well as 1 in. thick flame-cut steel upright for the tube side, with the Johnny Joint already installed. This kit has you cut off the top of the stock bracket that is on the tube and install the new RockJock piece into the existing bracket base. You then weld the RockJock piece to the existing bracket base. This allows for no welding to be done on the tube, resulting in no warpage of the tube.This kit requires cutting and welding equipment for installation!!! NOTES: This kit included larger than stock, 1/2 in. greasable hardware for use in performance applications! Control arm holes will have to be drilled to accept the 1/2 in. bolts. This kit is for use on any factory Dana 30 or 44 differential only!

-   Replaces Bushings On Housing With Johnny Joints®
-   Powder Coated For Durability
-   Fits Dana 30 Or 44 Housings
-   Welding Required

This Part Fits:

Year

Make

Model

Submodel

1984-1993

Jeep

Cherokee

Base

1991-1992

Jeep

Cherokee

Briarwood

1985-1988

Jeep

Cherokee

Chief

1996,1998-2001

Jeep

Cherokee

Classic

1993-1997

Jeep

Cherokee

Country

1985-1992

Jeep

Cherokee

Laredo

1987-1992,1998-2001

Jeep

Cherokee

Limited

1985-1990

Jeep

Cherokee

Pioneer

1994-2001

Jeep

Cherokee

SE

1989-2001

Jeep

Cherokee

Sport

1987-1992

Jeep

Comanche

Base

1987-1988

Jeep

Comanche

Chief

1986

Jeep

Comanche

Custom

1988-1992

Jeep

Comanche

Eliminator

1987-1988

Jeep

Comanche

Laredo

1987-1992

Jeep

Comanche

Pioneer

1986

Jeep

Comanche

X

1986

Jeep

Comanche

XLS

1998

Jeep

Grand Cherokee

5.9 Limited

1993

Jeep

Grand Cherokee

Base

1993-1998

Jeep

Grand Cherokee

Laredo

1993-1998

Jeep

Grand Cherokee

Limited

1995,1997

Jeep

Grand Cherokee

Orvis

1994-1995

Jeep

Grand Cherokee

SE

1997-1998

Jeep

Grand Cherokee

TSi

2006

Jeep

Wrangler

65th Anniversary Edition

2003-2006

Jeep

Wrangler

Rubicon

1997-2004

Jeep

Wrangler

Sahara

1997-2006

Jeep

Wrangler

SE

1997-2006

Jeep

Wrangler

Sport

2004-2006

Jeep

Wrangler

Unlimited

2005-2006

Jeep

Wrangler

Unlimited Rubicon

2002-2006

Jeep

Wrangler

X

## Details

- **Price:** 374.63 CAD
- **Vendor:** RockJock
- **Type:** Suspension Arms & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 374.63 CAD | In stock |

## Images

- Photo - Primary
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rockjock-tj-lj-xj-mj-johnny-joint-kit-front-end-housing-30-or-44-w-greasable-1-2in-thru-bolts)
> Updated: 2026-07-01