Collection: Home PageRemanufactured Transmissions, Differentials & PTOs – Mansfield, Ohio | Discount Parts Exchange:

At Discount Parts Exchange, we’ve been locally owned and operated in Mansfield, Ohio since 1997, proudly serving the light-, medium-, and heavy-duty trucking industry. We specialize in remanufactured drivetrain components and hard-to-find surplus parts — backed by real experience and technical know-how.

For over 25 years, fleets, repair shops, and owner-operators across Ohio and beyond have trusted us for:

• Remanufactured Transmissions
• Differentials
• Transfer Cases
• Power Take-Off (PTO) Units
• New Surplus (NOS) OEM Parts

Diagnostic Support — More Than Just Parts

Not sure what’s causing a problem? We help troubleshoot common drivetrain issues, including:

• Transmission grinding or range shift issues
• Stuck or failed range cylinders
• Differential noise, vibration, or excessive gear wear
• PTO engagement issues and proper shimming procedures

Our team knows how to identify the cause of failure — not just sell you a replacement.

Parts You Can Count On

We carry new, surplus, and reman parts from trusted names:

• Eaton / Eaton Fuller / Roadranger
• Meritor / Rockwell / AxleTech
• Dana Spicer / Navistar / International 
• Mack / Alliance Axle and more

Built with trusted components and held to our own high standards, each reman unit is made to last — built for the demands of the road and the job site.

Why Choose Us?

• Fast turnaround times
• Spec’d right, built tough, and quality-tested
• Local pickup available in Mansfield, OH
• Nationwide shipping
• Expert support from real technicians

📞 Need parts or help diagnosing an issue? Call 419-522-3320 — or stop by our Mansfield location today.

Proudly serving Mansfield, Ohio and surrounding areas since 1997

Heavy-Duty Solutions — Built to Perform. Trusted to Last.