2018-2025 Freightliner Cascadia DD13 DD15 Transmission Oil Cooler Replace 07-25223-001

Product Note

This transmission oil cooler is OVAL Shape Design – 1/2" pipe size connection

Product Overview

Heavy-duty Transmission Oil Cooler designed for 2018–2025 Freightliner Cascadia with DD13 and DD15 engines. Built to OEM specifications and tested for real-world performance, this cooler ensures proper transmission temperature control and extended service life.

Key Features

• 🚛 Direct Fit Replacement – Replace for OEM #: 07-25223-001 / 07-25223-000

• 🔄 Other Reference Numbers – 0725223000, 0725223001, 725223000, 725223001, 7-25223-001, 7-25223-000

• 🛠️ Oval Shape Design – 1/2" pipe size connection

• ❌ Not Compatible – Does NOT fit 3/4" pipe size design

• ⚠️ Important Installation Note – Must use new O-rings during installation to prevent leaks

• 🔧 Mounting Bolt Notice – Bolts must be tightened by hand and kept straight; cross-threading will void return eligibility

• ✅ Quality Tested – TTFT (Thousand Truck Fitting Test) approved & IATF 16949 Certified

• 🛡️ 1-Year Warranty – Backed by our U.S.-based truck parts brand

Fitment:

✔️ 2018–2025 Freightliner Cascadia (DD13 / DD15 engines)
👉 Please double-check OEM numbers and compare the cooler’s oval connection & 1/2" pipe size before ordering.

Why Buy From Us?
🇺🇸 We’re a U.S.-based truck parts brand with over 15 years of fleet and repair shop experience. Unlike offshore sellers, we provide real support and real fitment knowledge.
✅ Trusted by drivers, fleets & body shops nationwide
✅ Fast U.S. support during business hours
✅ No middlemen, no offshore delays

⚠️ Buyer Reminder

• Only fits OVAL shape connection with 1/2 inch pipe size.

• Will NOT fit 3/4 inch pipe size design.

• Always replace with new O-rings before installation to avoid leaks.

• Mounting bolts must be tightened by hand and straight – cross-threaded bolts are non-returnable.

📩 Need Help?
If you have any questions, feel free to send us your VIN number and OEM part number. Our U.S. support team will gladly verify fitment before you order.