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.

KDT917

Rear Subframe - Bushing Kit to Suit BMW 1, 2, 3, 4 Series and X1

Rear Subframe - Bushing Kit to Suit BMW 1, 2, 3, 4 Series and X1

Item Price

£221.53 £177.23

SKU	KDT917
Warranty	lifetime warranty
Installation Time	4 Hours
Fitting Position	Rear Axle

Select your car to check fitment.

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Pre-Order

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

Description

Benefit Note:
The Whiteline kit replaces the bushings in the rear subframe to dramatically reduce rear cross member misalignment and movement which allows a more positive feel from the rear end during cornering. Recommended for motorsport applications.

*All prices shown on the Fulcrum website include VAT. You will not be charged any additional fees related to tax.

Specifications

Bushing Design Dimensions (mm)

More Information
Bush Type	QTY	OD (A)	ID (B)	Length (C)	FL (D)	FLOD (E)	C/Tube Qty	C/Tube Size	Similar Bushings
1	2	80	31.2	40.0	13.7	93.5	2 / 2	31.5x17.5x71.3 / 44.3x16.2x70.5	Click Here
1	2	74.8	43.9	45.6	15.3	86	2 / 2	31.5x17.5x71.3 / 44.3x16.2x70.5	Click Here
1	2	80	31.2	39.7	11.2	99.5	2 / 2	31.5x17.5x71.3 / 44.3x16.2x70.5	Click Here
1	2	74.8	43.9	42.0	11.2	86	2 / 2	31.5x17.5x71.3 / 44.3x16.2x70.5	Click Here

Bush Type	1	1	1	1
QTY	2	2	2	2
OD (A)	80	74.8	80	74.8
ID (B)	31.2	43.9	31.2	43.9
Length (C)	40.0	45.6	39.7	42.0
FL (D)	13.7	15.3	11.2	11.2
FLOD (E)	93.5	86	99.5	86
C/Tube Qty	2 / 2	2 / 2	2 / 2	2 / 2
C/Tube Size	31.5x17.5x71.3 / 44.3x16.2x70.5	31.5x17.5x71.3 / 44.3x16.2x70.5	31.5x17.5x71.3 / 44.3x16.2x70.5	31.5x17.5x71.3 / 44.3x16.2x70.5
Similar Bushings	Click Here	Click Here	Click Here	Click Here

Looking for that hard-to-find part? Start your search here Whiteline Bushing Type & Size Register

Packaged Weight and Dimensions

More Information
Units	Weight	Length	Width	Height
cm/kg	2.224kg	40cm	10cm	20cm
in/lbs	4.9lbs	15.75"	3.94"	7.87"

Units	cm/kg	in/lbs
Weight	2.224kg	4.9lbs
Length	40cm	15.75"
Width	10cm	3.94"
Height	20cm	7.87"

Misc. Product Information

More Information
SKU	KDT917
Components Per	8 Bushings, 4 Tubes
Kits Required	1
Sub brand	Performance
Product Note	Maximises grip and stability for better control; the perfect, complete upgrade. Includes: 8 Bushings & 4 Tubes
EAN	9319924387502

Installation & Fitment Guide

More Information
Install Guide	Downloads
Installation Time	4 Hours
Installation Difficulty	Suspension Specialist recommended.
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.