![Powerflex Track Front Radius Arm To Chassis Bushes Caster Adjustable - BMW F20, F21 1 Series Powerflex Track Front Radius Arm To Chassis Bushes Caster Adjustable - BMW F20, F21 1 Series](https://cdn11.bigcommerce.com/s-ublhigbe0h/images/stencil/300x300/products/22163/92374/resize_image__59394.1542713516__34653.1715747511.jpg?c=1)
![Powerflex Track Front Radius Arm To Chassis Bushes Caster Adjustable - BMW F20, F21 1 Series Powerflex Track Front Radius Arm To Chassis Bushes Caster Adjustable - BMW F20, F21 1 Series](https://cdn11.bigcommerce.com/s-ublhigbe0h/images/stencil/original/products/22163/92373/resize_image__15892.1542713516__09290.1715747510.jpg?c=1)
DIAGRAM REFERENCE: 1
PRODUCT NOTES:
This is a replacement part that in our Black Series application is over 200% stiffer than the original rubber bush to withstand increased loading seen by this position on the car. For a caster offset version please use PFF5-1901GBLK.
BUSH SIZE IF APPLICABLE:
NUMBER OF BUSHES IN PACK: 2
REPLACES OEM BUSH PART NUMBERS: 31126855743 31126855741 / 31126855742
Black Series
For Track and Motorsport use.
POWERFLEX Black Series bushes are manufactured using our Black 95 Shore A compound to provide maximum control of chassis geometry. They are designed for the Track, ready to Race and are engineered to be the best.