Rebuilt Mercedes 300E Transmission for sale

Rebuilt Mercedes 300E Transmission for sale. The Mercedes-Benz 300E from the W124 series is an icon of German engineering—renowned for its precision, reliability, and smooth ride. If your 300E is experiencing shifting issues, gear slippage, or delayed engagement, a rebuilt transmission from First Used Auto Parts is the most cost-effective and reliable way to get your classic back on the road.

We specialize in rebuilt Mercedes 300E automatic transmissions for model years 1986–1993, offering performance, warranty-backed peace of mind, and nationwide shipping.

⚙️ Why Choose a Rebuilt Transmission for Your 300E? Rebuilt Mercedes 300E Transmission for sale.

A worn transmission doesn’t mean the end for your Mercedes. A rebuilt transmission delivers OEM-level performance without the high cost of new or hard-to-find factory units—perfect for preserving a daily driver or restoring a classic.

✅ Built to OEM Standards

Each transmission is professionally disassembled, cleaned, inspected, and rebuilt using OEM-grade parts. We replace clutches, seals, bushings, gaskets, and other wear items to restore the smooth, refined shifting the 300E was known for.

✅ Rigorously Tested for Longevity

All rebuilt units are bench-tested under pressure to simulate real-world driving conditions. You get a dependable transmission that’s ready for daily use or vintage shows.

✅ Warranty Included

Every rebuilt 300E transmission comes with a limited warranty, so you can drive confidently knowing you're covered.

Rebuilt Transmissions Available for Mercedes-Benz 300E

We stock rebuilt transmission units compatible with:

• Model Years: 1986–1993

• Engine Types:

  • 3.0L Inline-6 (M103) – Gasoline

  • 3.2L Inline-6 (M104) – Later 300E models

• Transmission Codes:

  • 722.3 – 4-speed automatic (early models)

  • 722.4 – Lighter-duty 4-speed automatic (some later models)

• Rear-wheel drive (RWD) configuration

Unsure of which transmission your 300E uses? Provide your VIN, and we’ll ensure the exact match.

Why Choose First Used Auto Parts?

• 🛠 Mercedes Specialists – Experts in vintage and modern Mercedes-Benz drivetrain rebuilds

• 📜 Warranty Coverage – Every unit includes a limited warranty

• 🚚 Nationwide Shipping – We deliver to all 50 states, fast and insured

• 🤝 Excellent Support – From ordering to installation, our team is here to help

How to Order a Rebuilt 300E Transmission

Step 1: Share your vehicle details (year, engine, and VIN).Step 2: Receive a detailed quote, including warranty terms and delivery timeline.Step 3: Choose nationwide shipping or local pickup in California.

Drive Your 300E with Confidence Again

The Mercedes-Benz 300E was built to last—don't let a worn-out transmission slow it down. With a rebuilt transmission from First Used Auto Parts, your 300E can return to the road with the same refined performance it had the day it left the factory.

📞 Contact us now for a personalized quote on your rebuilt Mercedes 300E transmission.First Used Auto Parts – Classic Mercedes Quality. Rebuilt with Precision. Shipped Nationwide.