Rack installation guide

Brakes: We recommend using brakes from BMW E90 or E90 M3

The OE knuckle is retained and upgraded with our spherical bearing conversion for the upper knuckle mount

The Self-Balancing nature of the StraightGate means a huge tuning window of over 5 times base spring pressure can be obtained

JR Wheels JR37 21x9 ET10-52 5H BLANK Hyper Black CB: 74,1 BMW Rack installation guidePCD: 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120, 5x120. 6, 5x127, 5x130 ET: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52