GearStar GM high performance transmissions are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. Unlike other hig
GearStar GM high performance transmissions are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. Unlike other high performance transmissions builders, GearStar individual transmissions are hand-built by one technician from start to finish. Before a transmission and torque converter leaves their facility, they are dyno tested for the equivalent of 100 miles, ensuring proper working condition.
GearStar GM 4L65E Level 3 transmissions with torque converter are built with the highest quality parts available. "Heart-pounding performance with industry leading experience"
GearStar GM high performance transmissions are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. Unlike other high performance transmissions builders, GearStar individual transmissions are hand-built by one technician from start to finish. Before a transmission and torque converter leaves their facility, they are dyno tested for the equivalent of 100 miles, ensuring proper working condition.
GearStar GM 4L65E Level 3 transmissions with torque converter are built with the highest quality parts available. "Heart-pounding performance with industry leading experience"; select the proper transmission for your build and "strap yourself in to experience uncompromising performance" with the "legendary road-proven craftsmanship" of GearStar Performance transmissions.
Features and specs:
* 500 hp
* Up to 500 lb.-ft. of torque
* Stall: 2,600 to 3,200
* High performance 12 in. furnace-brazed converter
-- Flanged hub and carbon fiber clutch
* Master overhaul kit with Alto hardened steels
* Raybestos Stage 1 frictions
* Filter
* 29-element dual cage sprag
* High-capacity upgraded pump assembly
* New hardened pump rings
* New 13-vane pump rotor
* New vanes
* New stator
* .500 boost valve
* Pressure regulator valve
* Updated boost valve
* TransGo reprogramming shift kit with Shift Command
* Bushing kit
* New thrust washers
* Complete Torrington bearing kit
* Heavy-duty hardened sun shell
* Heavy-duty expanded capacity input drum with reinforcing sleeve
* High-rev spring kit
* Corvette servo
* Carbon fiber wide 2-4 band
* New valve body spacer plate
* Fill tube and stick
* New shift solenoids
* New EPC solenoid
* New PWM solenoid
* New 3/2 solenoid
* New manifold pressure switch
* New internal wiring harness with new TCC solenoid
* New electronic speed sensor
* Transmission mount
* New OE steel transmission pan
Get $200 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer.
Get $200 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.
Automatic Transmission, Up to 500 hp/500 ft. lbs, Rated Max, Level 3, 4L65E, RWD, 2,600 - 3,200 Stall, LS Bellhousing, Chevrolet, Kit
Part Number:GES-GS4L65EL3
Not Yet Reviewed
Estimated Ship Date:Tuesday 9/2/2025
$200.00 Mail-In Rebate
Price after Manufacturer Rebate:
$4,745.00
Rebate Expires: 9/30/2025
Get $200 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer.
Get $200 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.
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Estimated Ship Date:Tuesday 9/2/2025
This product may not be eligible for select promotional offers