. Suspension
1. Shocks must be MCS non-remote reservoir single-adjustable (1WNR).
2. Front springs must be Hyperco 6" 2.25" ID 750# part number 186A0750.
3. Rear springs must be Hyperco 5" 2.25" ID 850# part number 185A0850.
4. Swaybars may be replaced provided they use stock mounting locations and either
individual hole or sliding collar adjustment. Remote-adjustable or blade-type bars are
not permitted.
5. Swaybar links may be replaced.
6. Adjustable camber/caster plates are permitted. The three front strut mounting holes and
center hole may be notched/trimmed to provide clearance for fitment or achieving full
range of adjustment.
7. Any OE-spec E46 non-M3 front control arm may be used.
8. Front control arm bushings and housings may be replaced with a non-spherical bearing.
9. Rear upper shock mounts may be replaced.
10. Rear trailing arm bushings may be replaced with a non-spherical bearing.
11. Height adjustable rear spring adjusters may be added.
12. Rear lower control arms may be replaced.