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Quality Used Auto Parts - Used Mercedes 420 Transmissions

Select a year below to browse our available inventory for engines,transmissions, and major components delivered straight to your door.

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Skip the Dealership: certified LKQ Mercedes 420 Transmissions at Wholesale Rates

Replacing the drivetrain assembly on your index Mercedes 420 doesn't mean raiding your savings. Our nationwide auto recycler sources thoroughly tested OEM-grade Transmissions daily, delivering massive wholesale discounts directly to installation centers across the United States.

Skip the local salvage lot in San Antonio TX, San Diego CA that may not carry your exact index drivetrain assembly. Our digital sourcing engine taps hundreds of verified yards nationwide to locate the right Mercedes Transmission and ships it fast to your address in typically within one week.

Each drivetrain assembly clears a multi-point inspection involving bench testing. Our commitment extends beyond the sale โ€” and if you need matching accessories, our yards carry Taillights, Bumpers, Turbochargers as well.

The auto recycling industry in the United States diverts billions of pounds of steel and aluminum from landfills annually. When you choose a salvaged Transmission for your index daily driver, you're making an environmentally responsible and financially smart decision simultaneously.

๐Ÿ” Common Symptoms That Demand a Transmission Swap

Slipping gears, delayed engagement, or a burning smell from the drivetrain point to imminent replacement module failure. Acting early โ€” before total seizure โ€” reduces labor costs significantly at your service bay.

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Browse Top Used Transmissions by Make

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Why Choose Prime Auto Parts?

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"The freight driver was super helpful. Engine arrived clean and strapped down perfectly to the pallet."

- David L., California
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"Got the 5.3L engine for my Silverado. Fired right up. Delivered in 4 days."

- Mike R., Texas
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