Although it is challenging to acknowledge, the transition to newer chassis is an unavoidable reality. To make the process smoother, we have developed a hybrid semi-pro kit that does not compromise on quality or performance. The aluminum OE knuckles should be replaced with those from the E46, which are more reliable and stronger . - Steering angle/parallel steering up to 65 degrees - One piece lower control arm with accessible caster adjustment (without LCA disassembly). - Roll center correction . Kit includes : 2 x Lower control arms 2 x Aluminum tie rod ends All mounting hardware included What you will need : - Front coilover setup - OE BMW E46 knuckles - Wider fenders or fender flares - Minimum rim diameter 17" - Front sway bar needs to be removed - Longer brake hoses - Qualified mechanic OE E46 knuckles are not included For race use only! This product has 2-3 weeks lead time.