GearStar GM 4L80E Level 5 Pro Series Transmissions

Not Yet Reviewed

GearStar offers GM 4L805E Level 5 transmissions for a variety of rear-wheel-drive and four-wheel-drive applications. They are compatible with Chevy small block Gen

GearStar offers GM 4L805E Level 5 transmissions for a variety of rear-wheel-drive and four-wheel-drive applications. They are compatible with Chevy small block Gen III/IV (LS-based) engines from 1997 and up; and select Chevy small block Gen 1 and big block Gen V, Gen VI, and Mark IV engines from 1955 and up. Performance specs include between 800 and 1,000 hp and up to 900 lbs.-ft. torque, depending on model. Transmission details: * Converter: Custom built and custom stalled 10 in. lock-up Billet Racing * Stall: 2,800-3,600 * Master overhaul kit with alto hardened steels * Raybestos Stage I frictions * Transgo reprogramming kit * Filter * New Torrington bearing kit * New bushing kit * New thrust washer kit * New internal wiring harness * New manifold pressure switch * New EPC solenoid * New PWM solenoid * New input and output speed sensors * New 1-2 shift solenoid * New 3-4 shift solenoid * Expanded capacity forward clutch drum * Extra capacity second gear clutch assembly * Expanded capacity third clutch drum * Heat treated input shaft * 300M main shaft * 300M forward clutch hub * Updated molded steel direct clutch piston * Updated reverse band * New low roller assembly * Wide kickdown band with new apply piston * Heavy-duty intermediate sprag * Updated boost valve * Updated TCC regulator valve * Blue printed pump and valve body * Transmission mount * New OEM steel pan