Designed to lock the subframe in place by compressing the factory bushes, they will reduce the wheelspin and firm up the rear suspension by eliminating the unwanted movements. Easy to install lower the suspension sub frame down slip the locking collar on top and bottom and re-bolt the subframe in.

COMPATIBILITY:
Nissan S13 S14 S15 Silvia
Nissan R32 R33 R34 Skyline
Nissan A31 Cefiro
Nissan C33 Laurel
Nissan Z32 300ZX