GKTECH NISSAN REAR SUBFRAME SLIP-IN COLLARS (Order in)NOTE: This item is specially ordered from GKTECH Australia and usually takes around 3 4 weeks to arrive. Listing is for: 1x Set of rear subframe collarsThe GKTECH rear subframe collars are used to eliminate axle tramp and to also tighten up the rear end giving more precise control of the vehicle under harsh driving conditions. CNC Machined 8 Piece Set Suits: NISSAN CEFIRO A31 R32 SKYLINE GTR R32 SKYLINE GTS T R33 SKYLINE GTR R33 SKYLINE GTS T R34