This listing is for a newly remanufactured 300 mm torque converter that fits the 1999 - 2004 GM 4L60E / 4L65E / 4L70E automatic transmissions. This is the same converter that is used behind the 4.8, 5.3, and 6.0 LS engines in vehicles like the Silverado, Yukon, Tahoe, Suburban, Chevrolet and GMC trucks. Estimated stall speed is 1550-1700 RPM. We have multiples of this converter if you are needing more than one. You will not find a better deal on this converter anywhere else. No warranty or returns, and all sales are final, so please be confident that this is the converter you want before bidding. Please feel free to ask us any questions. Thank you.