Our recommended coilovers for the BMW E90/E92 3 Series and M3, from lowering springs to 3-way race kits, with prices, spring rates and which version of the car each kit fits.

Our recommended coilovers for the BMW E90/E92 3 Series and M3, from lowering springs to 3-way race kits, with prices, spring rates and which version of the car each kit fits.

The AST 5100 in depth: one 12 click rebound damper in three packages, inverted and non-inverted versions, divorced or coilover rears, setting the adjuster, and what to check.

Our recommended coilovers and suspension for the BMW E36 3 Series and M3, from Bilstein kits to 3-way race coilovers, with the price of each and why you would pick it.

MOTON Suspension is now at GSM Performance. Where MOTON came from, what the 1-Way Clubracer, 2-Way and 3-Way each adjust, how MOTON sits against AST, and what to check first.

Our recommended coilovers for the Nissan GT-R R35, from BC Racing and TEIN to MOTON 3-way, with prices, spring rates and why the GT-R needs less drop than you think.