Answer
May 12, 2026 - 11:02 AM
The Diamond T Torque Converter for GM 4.8/5.3/6.0/6.2L with the 6L80/6L90 transmission is built as a heavy‑duty, near‑stock stall converter, typically in the 1,800–2,200 rpm range depending on vehicle weight, gearing, and engine setup. Actual stall speed will vary slightly truck to truck.
