The 1400 series slip on bearing is intended to replace your OEM bearing retainer when your "A" measurement is more than 3". These bearings are made of the finest hard anodized billet aluminum, along with quality elbow swivel fittings and high pressure stainless steel braided lines. These high quality components make the Mcleod bolt on hydraulic throw out bearing extremely durable, and the best in the market today! These assemblies may be used to eliminate the need to fabricate complex clutch linkage when swapping transmissions. HYD TOB SLP ON 1400 FOR SPORTS COMPACT VQ35, 350Z CD009 TRANSMISSION Infiniti: G35 03 - 08 3.5 L Engine, Nissan: 350Z 03 - 09 3.5 L Engine