Diamond T Torque Converter for GM (2019-23) 2.7/4.3/5.3/6.2L Gas 10L80/10L90

The Diamond T Torque Converter for GM (2019-23) 2.7/4.3/5.3/6.2L Gas 10L90 – GS10L8019SS is designed for late-model GM trucks and SUVs using the 10L80/10L90 10-speed automatic. With a 12" diameter and 5.220" overall height, this converter is built around the factory 10-speed packaging while delivering the durability and consistency expected from a premium Diamond T unit.

Internally, it uses a 41-spline input and a hub measuring 2.762" OD @ 1.28" Long with 4 milled flats and bushings installed, ensuring proper engagement and long-term stability. Externally, the converter mounts via a riveted plate with 6 lugs using M10 x 1.50 threads on an 11.5" bolt circle, matching late-model GM 10L80/10L90 flexplate patterns. The captive lockup clutch design helps reduce slip, control heat, and improve efficiency during cruising, towing, and everyday driving.

This GS10L8019SS unit is engineered to cross to GM converter IDs 24045092, 24045093, 24293374, 24292625, 24292289, 24049879, and 24294124 when selected by the correct year, engine, and transmission application. Each converter is precision balanced to minimize vibration and protect the 10-speed drivetrain, making it a strong choice for owners who want dependable OEM-style operation with Diamond T’s American-branded quality and a lifetime warranty—American Made, Because It Matters.

Fitment:
2021 - 2021 Cadillac Escalade 6.2L
2021 - 2021 Cadillac Escalade ESV 6.2L
2019 - 2019 Chevy Silverado 1500 2.7L L4, 4.3L V6, 5.3L V8, 5.3L V8 Flex, 6.2L V8
2020 - 2021 Chevy Silverado 1500 2.7L L4, 4.3L V6, 5.3L, 5.3L V8 Flex, 6.2L
2021 - 2021 Chevy Suburban 5.3L, 6.2L
2021 - 2021 Chevy Tahoe 5.3L, 6.2L
2019 - 2019 GMC Sierra 1500 2.7L L4, 4.3L V6, 5.3L V8, 5.3L V8 - Flex, 6.2L V8
2020 - 2021 GMC Sierra 1500 2.7L L4, 4.3L V6, 5.3L V8, 5.3L V8 Flex, 6.2L
2019 - 2022 GMC Sierra 1500 6.2L
2021 - 2021 GMC Yukon 5.3L, 6.2L
2018 - 2023 GMC Yukon XL 5.3L, 6.2L