Ford 4R100 Transmission Pump F250 F350 Super Duty 1999–2003

## OEM Ford 4R100 Transmission Oil Pump Assembly – Resurfaced & Tested This listing is for a **genuine OEM Ford 4R100 automatic transmission oil pump assembly**. The pump is sourced from an original Ford core and has been **professionally resurfaced and fully tested** to ensure proper pressure generation and fluid circulation. During processing, the pump mating surface is **precision resurfaced** to restore flatness and promote proper sealing. The pump is then **bench tested** to verify correct operation and ensure it meets functional standards prior to shipment. All components are carefully inspected for wear, scoring, cracks, or damage. A failing transmission pump can cause delayed engagement, slipping, overheating, low line pressure, or loss of drive. Replacing the pump is critical when rebuilding or servicing a 4R100 transmission to ensure long-term reliability. * * * ### ✅ Vehicle Compatibility Fits **Ford vehicles equipped with the 4R100 automatic transmission**, including: - **Ford F-250 Super Duty** (1999–2003) - **Ford F-350 Super Duty** (1999–2003) - **Ford Excursion** (2000–2003) - **Ford E-250 / E-350 Vans** (1999–2003) - **Ford E-450 Super Duty Cutaway / Chassis** (1999–2003) ✔ Compatible with **7.3L Power Stroke Diesel**, **6.8L V10**, and **5.4L Gas** engines ❌ **Does NOT fit 2004+ vehicles with 5R110W TorqShift transmission** * * * ### 📦 Additional Notes - OEM Ford pump – **not aftermarket** - Pump only; gasket, bolts, and seals not included unless stated - **VIN verification recommended prior to purchase** to ensure correct transmission

• Brand: Ford
• Type: Pump
• OE/OEM Part Number: 36500DB
• Manufacturer Warranty: Lifetime
• Items Included: Pump
• Manufacturer Part Number: 36500DB, F81Z-7A103-AA, F81Z-7A103-AB
• Vintage Part: No
• Universal Fitment: Yes
• Performance Part: No