Find the Perfect OEM Used Engine or Transmission — Guaranteed.
Over 150,000 professionally inspected OEM parts with nationwide shipping and warranty protection.
Know Your VIN? We'll Find the Exact Part.
Fill in your vehicle details and a parts specialist will contact you within minutes.
🔒 Free. No obligation. Usually within minutes.
The Premium Standard in Used OEM Parts
We don't just sell parts — we deliver confidence, backed by rigorous inspection and real warranty protection.
Massive OEM Inventory
Over 150,000 genuine OEM parts sourced from low-mileage vehicles across the country.
Professional Inspection
Every part is inspected by certified technicians before it ever ships to you.
Compression Tested Engines
All engines undergo compression testing to verify performance and reliability.
Fast Nationwide Shipping
Parts ship fast to all 50 states with real-time tracking and freight protection.
1-Year Warranty
Every part comes with a full 1-year warranty. Extended coverage also available.
Knowledgeable Support
Real parts specialists available by phone and chat to ensure perfect fitment.
Shop by Category
Find the exact OEM part your vehicle needs, backed by warranty and expert support.
Used Engines
Low-mileage, compression-tested OEM engines for all makes and models.
Used Transmissions
Professionally inspected automatic and manual transmissions, ready to ship.
Front Differentials
Genuine OEM front differentials for trucks, SUVs, and performance vehicles.
Rear Differentials
Low-mileage rear differentials for all drive configurations, shipped nationwide.
Turbochargers
OEM turbochargers for diesel and gas engines, inspected and ready to install.
Shop by Vehicle Make
Select your manufacturer to browse compatible OEM parts for your exact vehicle.
How It Works
From request to delivery — we make it effortless.
Tell Us Your Vehicle
Submit your VIN or year/make/model. Takes less than 60 seconds.
Specialists Locate Your Part
Our team searches 150,000+ OEM parts to find the best match.
We Verify Compatibility
Every part is cross-checked for exact fitment before we confirm.
Your Part Ships Nationwide
Fast, insured freight shipping to any address in the continental US.
Why Used OEM Beats Aftermarket
Factory-engineered parts at a fraction of the new price — with none of the aftermarket risk.
| ✅ OEM Used (TheCarPart.org) | ❌ Aftermarket |
|---|---|
| ✔ Factory-engineered fit | ✘ Unknown fitment |
| ✔ Lower price than new OEM | ✘ Often more expensive after issues |
| ✔ Genuine OEM quality | ✘ Variable, unverified quality |
| ✔ Eco-friendly — reuse over waste | ✘ New manufacturing waste |
| ✔ 1-Year warranty included | ✘ Limited or no warranty |
| ✔ Better long-term value | ✘ Higher failure rates |
Thousands of Happy Customers
Real people. Real vehicles. Real results.
"Got my engine in 4 days. Compression tested, low mileage, runs perfectly. The specialist walked me through everything. Best experience buying a used part."
"Nervous buying a used transmission online but these guys made it easy. Verified the VIN, confirmed fitment, arrived perfectly packaged. Highly recommend."
"Called at 9am, had a quote by 9:15, engine shipped same day. Installed without a single issue. These guys are the real deal for used OEM parts."
Industry-Leading 1-Year Warranty on Every Part
We stand behind every part we sell. Our warranty covers defects in materials and workmanship — giving you complete peace of mind.
- ✔ Full 1-year parts warranty included
- ✔ Professional inspection before shipping
- ✔ Compression testing on all engines
- ✔ Simple, hassle-free return process
- ✔ Optional extended warranty available
Frequently Asked Questions
Everything you need to know before ordering.
Ready To Get Back On The Road?
Our parts specialists are standing by — get your free quote in minutes.