Option: (AT), 4x2, 5.3L, 8 speed, opt M5X
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This used 2018 GMC Sierra 1500 5.3L transmission is a grade B replacement from a donor GMC Sierra 1500 built for 2018, with about 48,858 - 56,187 mi on the donor vehicle. The listed option is (AT), 4x2, 5.3L, 8 speed, opt M5X. Use that 5.3L size and the option code with the VIN so the transmission matches the sensors, wiring, and computer in the vehicle. This unit is priced at $4,653 and is offered in stock for shipping. State Auto Parts inspects used GMC Sierra 1500 transmissions and grades each one before it is listed. Free shipping is available to commercial addresses in the lower 48 states, and residential delivery can be arranged.
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Perfect fit for my vehicle! The engine runs smoothly and was exactly as described. Installation was straightforward, and the warranty gives me peace of mind. Highly recommend State Auto Parts!
Best auto parts dealer I've worked with! Part was in excellent condition and customer support was outstanding. Highly recommended!
Great quality transmission at an unbeatable price. Shipping was fast and the part arrived well-packaged. Customer service was very helpful when I had questions. Will definitely buy from here again!
