Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

Gearstar Transmission
GSTGS6L80L4
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$19,619.12
$21,196.38
$19,619.12
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Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

Gearstar Transmission

Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

$21,196.38 $19,619.12
Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

Gearstar Transmission

Gearstar Transmission 6L80E Level 4 Can Handle 750HP 700lb/ft tq Stall Range 1800-3000 GS6L80L4

$21,196.38 $19,619.12
Description

Gearstar 6L80E Level 4 Transmission 750HP/700 lb-ft

SKU: GSTGS6L80L4

GM 6L80E 6-speed automatic transmission. Designed for LS/LT engines. This transmission will be programmed before it ships out. If this is going into a factory application, the VIN number will be needed. If this is going into a swap application, a standalone transmission controller will be required. 

Overview

Model: 6L80E Level 4
Power Rating: Up to 750 HP (crankshaft)
Torque Rating: Up to 700 ft‑lbs (crankshaft)

Torque Converter

Custom-built & custom-stalled 10" lock‑up billet Yank Performance torque converter
Stall: 2600–3600 RPM
Billet single disk converter

Rebuild & Overhaul Components

Master overhaul kit – includes new gaskets, seals, rings, and pistons
New wide inlet filter
New bearing kit
New bushing kit

Clutch System Upgrades

Expanded capacity 3‑5 reverse clutch pack (latest generation friction & steels)
Expanded capacity 1‑2‑3‑4 clutch pack (latest generation friction & steels)
Expanded capacity 4‑5‑6 clutch pack (latest generation friction & steels)
Low/reverse clutch pack (latest generation friction & steels)
2‑6 clutch pack (latest generation friction & steel)

Pump & Hydraulic System

Updated AC Delco pump cover (stator support)
New AC Delco pump body (bell housing)
New pump vanes with hardened rings
Billet pump rotor
Upgraded line boost valve and slide spring

Hard Parts & Reinforcements

Billet 4‑5‑6 clutch hub
Hardened and reinforced clutch hubs
Hardened rear planetary assembly

Valve Body & Electronics

Performance‑tuned valve body
New AC Delco transmission control module
New solenoid body

 

Gear Ratios 1st 2nd 3rd 4th 5th 6th
GM 6L80E/6L90E 4.027 2.364 1.532 1.152 0.852 0.667

 

Dimensions

 Measurements are taken from the mounting surface where the trans meets the engine block to the tip of the tailshaft 

2WD Overall length 30.5 inches

2WD distance to the transmission mount: 25.5 inches
Fitment
Read More
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