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Remanufactured transmissions that fit the 2021 Chevrolet Suburban 1500. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Peak Powertrain.
Rule of thumb: a transmission replacement is usually worth it when the installed cost stays under 45% of what the 2021 Chevrolet Suburban 1500 is worth — most units below beat that comfortably.
As a general rule of thumb, a transmission replacement on a 2021 Chevrolet Suburban 1500 (full-size suv segment, vehicle value roughly $18,742–$23,854) is usually worth it when the installed cost stays under about $9,584 — roughly 45% of what the vehicle is worth.
Based on vendor-verified fitment data across 144 listed transmissions, remanufactured and new transmissions for this model cover the 2000–2014 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.
