SuperPro LR Defender 90/110/130 90-93 to chassis prefix KA Radius arm to axle mount bush kit - offset for caster increase. Narrow radius arm, crush tube length 48mm, bush OD 51mm. Offset bushes for caster correction. Approx 1.5 - 2 degrees caster increase (fixed position.) This is an alternative to SPF0126K. To replace OEM part no. 575582/NRC1774. Inc. 4 x PU bushes, 4 x steel tubes, 4 x sleeves. 1 set required. Image for illustration purposes only