What makes Whiteline different from OEM suspension components?

Whiteline suspension products are engineered for performance and durability well beyond OEM standards. While factory (OEM) components often use soft rubber bushings that degrade over time and under load, Whiteline uses advanced polyurethane and bushing technology that resists oil, heat, abrasion, and weathering. This results in sharper handling, more responsive steering, better load control, and significantly improved lifespan — without the harshness of traditional solid bushings.

Do I need a wheel alignment after installing Whiteline components?

It’s recommended to perform a wheel alignment after installation to ensure optimal performance and tire wear.

Are Whiteline Fixed Offset Upper Control Arms (UCAs) necessary for lifted vehicles?

They help maintain correct alignment and steering geometry after a vehicle is lifted.

Can I install Whiteline products myself?

Some products are DIY-friendly, but professional installation is recommended for suspension components.

Do Whiteline products come with a warranty?

Yes. Please refer to our warranty policy for details.

KDT903

Rear Differential Mount - Rear Bushing Kit to Suit Subaru Forester, Impreza, Liberty, Outback and XV

Rear Differential Mount - Rear Bushing Kit to Suit Subaru Forester, Impreza, Liberty, Outback and XV

Inserts

Item Price

€50.42

SKU	KDT903
Warranty	lifetime warranty
Installation Time	1.5 Hours
Fitting Position	Rear Axle

Select your car to check fitment.

Pre-Order

Available for Preorder. Stock due on 22/5/2026.

Description

Benefit Note:
Whiteline's differential insert bushings work within the voids of the original factory bushing to ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.

*We do not charge any taxes on purchases made outside of the UK through our EU site. Goods will be shipped from the UK and you should expect to pay your own import tax and related clearance charges when the parcel reaches the destination country. We cannot predict what this charge will be as it varies country to country & parcel to parcel.

Specifications

Packaged Weight and Dimensions

More Information
Units	Weight	Length	Width	Height
cm/kg	0.227kg	7cm	20cm	14cm
in/lbs	0.5lbs	2.76"	7.87"	5.51"

Units	cm/kg	in/lbs
Weight	0.227kg	0.5lbs
Length	7cm	2.76"
Width	20cm	7.87"
Height	14cm	5.51"

Misc. Product Information

More Information
SKU	KDT903
Components Per	4 Insert Bushings, 2 Washers
Kits Required	1
Sub brand	Performance
Product Note	Creates a consistent drive no matter the surface; the perfect, complete upgrade. Includes: 4 Insert Bushings & 2 Washers
EAN	9319924358762

Installation & Fitment Guide

More Information
Install Guide	Downloads
Installation Time	1.5 Hours
Installation Difficulty	Easy if you have specialist tools and know what your doing.
Wheel Alignment Required	Yes
Recommend Wheel Alignment	Front Wheel Alignment

Compatible Vehicles

Select any of the below vehicles to get detailed specifications on how this product interacts with your car. Including fitting positions, time and other vehicle specific information.

Shipping & Returns

Shipping Times

You can use the shipping calculator to find your shipping costs. The shipping calculator will also show all shipping prices.

Returns

We guarantee the fitment and quality of our products, but if you choose to return an item, we offer a generous 60 day returns policy. See our returns policy here.

Warranty

All products sold by Whiteline are covered by a national warranty. The product's warranty is subject to conditions from the date of purchase, unless otherwise stated on the item.

Warranty claims must meet certain criteria and be sent to Whiteline with a receipt to be eligible for a refund. See full warranty claim criteria here.