the same end shape as the original springs.
#Ps eye driver legal full#
sufficient force between the spring and its seat for it to remain correctly seated when the suspension is at full droop.the same or greater load capacity as the original springs.clearance between the coils when the suspension is at full bump.The axle mounting 'U' bolts must not be below the lower rim height. lowering blocks may be used on leaf spring suspensions provided they are manufactured from steel, aluminium, or metal and to be positively located to the axle spigot hole and the spring centre bolt.coil springs must not be shortened by cutting, and no suspension component is to be subjected to heating.all measurements must be carried out with the vehicle on level ground in its normal operating but unladen state.the vehicle must also retain 100 mm ground clearance which is measured between any part of the vehicle and the ground.either front or rear, the suspension travel must not be reduced by more than one third of that specified by the vehicle manufacturer.Other requirements for lowering a vehicle include: Acceptable 'eyebrow heights' (the measurement from the centre of the wheel vertically upward to the edge of the mudguard) or 'bump rubber clearance heights' (the clearance between the bump rubber and corresponding contact point) for most passenger vehicles can be found on the Passenger Car Track List for 1970 and later vehicles (4.0 MB PDF).