Quote Only, Call For Price - 419-522-3320

ES56-5A | Spicer | TTC | Tremec 5-Speed Transmission | BOM 301734 | Remanufactured

ES56-5A | Spicer | TTC | Tremec 5-Speed Transmission | BOM 301734 | Remanufactured

✅ ES56-5A | Spicer | TTC | Tremec 5-Speed Transmission | BOM 301734 | Remanufactured
ES56-5A, ES56-5, TTC ES56-5A
Call For Price – 419-522-3320

The ES56-5A is a 5-speed manual transmission manufactured by Spicer / TTC / Tremec, commonly used in medium-duty commercial vehicles. With a straightforward direct-drive design, this single countershaft transmission is known for its simplicity, and serviceability. It is built using Bill of Materials (BOM) number 301734, which identifies the specific internal components and configuration.

Ideal for box trucks, vocational equipment, and regional delivery trucks, the ES56-5A provides dependable performance for fleets and independent operators alike.

Each unit is professionally remanufactured in-house by DPE using a mix of high-quality OEM and aftermarket components. All transmissions are disassembled, cleaned, inspected, and rebuilt to strict standards for reliable shift performance and long-term service life.

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


🔧 Specs & Features:

  • 5 forward speeds / 1 reverse
  • Direct drive (1:1 top gear)
  • Bill of Materials (BOM) No. 301734
  • Synchronized forward gears
  • Medium-duty applications (Class 6–7 trucks)
  • Compatible with various vocational vehicles and older commercial chassis
  • Top cover shift with standard PTO ports

🛠️ What’s Included:

  • Remanufactured ES56-5A 5-speed transmission
  • 12-month unlimited mileage warranty
  • Backed by expert service and support

🔁 Core Exchange Required
This unit is sold on an exchange basis. Your returned core must be like-for-like, complete, and rebuildable. Deductions may apply for:

  • Cracked or damaged housings
  • Missing or burnt internal components
  • Low-lube or water damage
  • Non-matching or non-rebuildable units

📦 Shipping Policy
Ships via LTL motor freight to verified commercial addresses only.
⚠️ We do not ship to residential addresses. Ensure your location has a forklift or loading dock prior to delivery.


🖼️ Image Disclaimer
Photos shown are for reference only. Actual product appearance may vary slightly.


🛡️ Warranty Policy
DPE warrants this product against material defects and faulty workmanship for 12 months from the date of shipment.

Heavy-Duty Solutions — Built to Perform. Trusted to Last.
📞 Call for pricing and availability: 419.522.3320


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THE REMAN CENTER. INC. dba Discount Parts Exchange

🔧 Why Choose Discount Parts Exchange?

A trusted drivetrain partner since 1997

✅ Quality Gearing

We source only high-quality OEM and aftermarket parts—dependable and built to perform.

⚡ Great Service

We understand costly downtime. Our team responds fast to get you the parts you need, when you need them.

💲 Competitive Pricing

Premium parts and expert support—without the premium price tag.

📦 Expanding Inventory

Our inventory changes daily. Don’t see what you’re looking for?

📞Call for pricing and availability: 419-522-3320

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