I have over 30 G.M. Rear Wheel Drive Transmission Cores in stock with over 30 years experience! I custom build my transmissions with 3-4 updates band clearance issues and TCC updates for code 1870 issues! I use quality Borg Warner parts and frictions to rebuild my transmissions! Specialized Rebuilt Transmissions starting at $675.00 with a rebuildable core! Turbo 350 transmission with a TH350HP Shift Kit starting at $675.00 Rebuilt 700-R4 O/D transmission starting at $725.00! Rebuilt 700-R4 with H.D. Package ( this comes with a Update Sunshell, Hydraulic Lockup Valve, and Corvette Servo) starting at $925.00! Rebuilt 4L60-E O/D 1993-2006 starting at $925.00! Rebuilt 4L70-E O/D transmission 2007-2008 with TCC updates starting at $950.00 Rebuilt 4L80-E O/D transmission with a Shift Kit starting at $1175.00! Rebuilt Torque Convertors starting at $175.00 Rebuilt transmissions come with a 12 month or 12,000 mile warranty!