GKTECH Z34 370Z REAR UPPER CAMBER ARM (Order in)NOTE: This item is specially ordered from GKTECH Australia and usually takes around 3 4 weeks to arrive. Listing is for: 1x Pair of Rear Upper Camber arms The GKTech Z34 370z Rear upper camber arms give you the ability to adjust and tune your vehicle's rear camber. When you lower your car negative camber is introduced. This reduces the contact patch of your tyres and thus available traction. Our rear camber arms are a direct replacement of the OEM arm