Your search for "rear weight jacks" revealed the following:
BMW F8X M3 & M4 2014 to Current Sport Camber/Caster Plate
$659.00
Ground Control BMW F8x M3 and M4 SPORT Camber Plates These plates feature over 30mm of total camber adjustment with the ability to make corrective caster changes to equalize side-to-side caster in the stock position.Other features include replaceable waterproof German axial load bearings, and isolated aerospace grade strut bearings for long...
BMW E9X M3 & E82 1M Sport Camber Plate - Pair
$549.00
These plates feature over 26mm of total camber adjustment*, with the ability to make 4mm corrective caster changes to equalize side-to-side caster. Other features include replaceable waterproof German axial load bearings, and urethane bushings for long life, less deflection, and a smooth silent ride on either stock, or 2.5" racing...
E36, E46 Rear Trailing Arm Bearings (Pair)
$329.00
RACE ONLY. Rear trailing arm bearing for E36/ E46. Highest quality American bearing in a billet aluminum carrier. Bearing is separately mounted, so variations in trailing arm width do not affect reliability. Metal to metal rigidity makes us recommend this for race cars only. This bearing is bolted in, not...
BMW M4 GTS CAMBER PLATE (PAIR)
$659.00
Ground Control BMW M4 GTS Camber Plates (PAIR) These plates feature over 30mm of total camber adjustment with the ability to make corrective caster changes to equalize side-to-side caster in the stock position.Other features include replaceable waterproof German axial load bearings, and isolated aerospace grade strut bearings for long life,...
BMW E90 Camber Plate-Sport (2006-Up 3 Series), E82/E87 (2008-Up 1 Series) (Pair)
$499.00
These plates feature over 26mm of total camber adjustment* , with the ability to make 4mm corrective caster changes to equalize side-to-side caster in the stock position.Other features include replaceable waterproof German axial load bearings, and urethane bushings for long life, less deflection, and a smooth silent ride on either...