Tremec TR-6060, 4L80E, 4L60E, 6L80E, and 6L90E transmissions for sales ready to run
- Price negotiable
- Class - Spare parts stores
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Tremec TR-6060 (6-Speed Manual)
The Tremec TR-6060 is a robust 6-speed manual transmission designed for high-performance rear-wheel-drive vehicles and is a popular choice in muscle cars and restomods. It features a close-ratio gearset, aluminum alloy housing, and advanced double- and triple-cone synchronizers for smooth, precise shifts. Depending on the specific gearing and application, the TR-6060 can reliably handle up to about 650 lb-ft (≈880 Nm) of torque, making it capable of supporting engines producing 500–700+ horsepower when properly built and maintained. Its needle-bearing supported gears and reinforced shafts contribute to excellent durability even under aggressive driving conditions, while its positive shift feel appeals to enthusiasts seeking a mechanical connection with their powertrain.
Website::: Budsautoparts.com
Email::: Sales@budsautoparts.com
Whatsapp::: +1(305) 525-3090
GM 4L60E (4-Speed Automatic)
The 4L60E is a widely used GM electronic automatic transmission with four forward gears. It’s lighter and less robust than later GM units but is common due to its availability and low cost. Stock, it’s suitable for engines producing roughly 300–400 lb-ft of torque, and with upgrades it can handle more, though it tends to be the weakest link in higher-powered builds without reinforcement. Durability is average in stock form, but aftermarket support exists for strengthening clutches and bands.
GM 4L80E (4-Speed Automatic)
The 4L80E is a heavy-duty automatic derived from the legendary TH400 design. In stock form it can handle around 750–800+ lb-ft of torque and is favored in drag, truck, and high-power V8 builds due to its solid internal components, 32-spline output shaft, and rugged planetary sets. It offers good durability and overdrive fuel economy, though it’s heavier and requires electronic control for standalone use.
Website::: Budsautoparts.com
Email::: Sales@budsautoparts.com
Whatsapp::: +1(305) 525-3090
GM 6L80E (6-Speed Automatic)
The 6L80E adds two extra gears for improved powerband control and highway cruising. Stock units are typically rated for about 440 lb-ft of input torque and, with aftermarket builds, can be enhanced significantly—sometimes upwards toward 600–700+ hp with proper clutch packs and cooling. Its clutch-to-clutch shifting improves shift quality and efficiency versus older designs.
GM 6L90E (6-Speed Automatic)
The 6L90E is the heavy-duty cousin to the 6L80E, featuring strengthened internals and larger clutches. It handles higher torque loads—often validated up to ~885 lb-ft gearbox torque and is capable of supporting high-power engines in street or drag applications when combined with appropriate tuning and cooling systems. Its durability makes it a strong choice for serious performance builds.
Website::: Budsautoparts.com
Email::: Sales@budsautoparts.com
Whatsapp::: +1(305) 525-3090