Skys Off Road Design Conversion Sleeves Super Duty Springs to OBS Spring Hanger - 1992-1997 Ford F-Series

Spring Eye Sleeve – 99–07 Super Duty Rear Springs to 80–97 F-Series

Make your Super Duty spring swap seamless with these spring eye reducer sleeves. Designed to fit into the front spring eye of 1999–2007 Super Duty rear springs, they reduce the hardware size from 18mm to 5/8", allowing the springs to bolt directly into the 1980–1997 F-Series using standard OBS hardware.

🔥 Key Features:

• Direct Fitment – Adapts 99–07 Super Duty rear springs for use in 80–97 OBS F-Series trucks

• Hardware Compatibility – Reduces spring eye bore from 18mm to 5/8"

• Durable Steel Construction – Built to handle the load and stresses of heavy-duty suspension use

• Works With Boomerang Shackles – Combine with our Super Duty Conversion Boomerang Shackles for a complete bolt-in solution

📏 Specs:

• Length: 3.5"

• Outer Diameter: 18mm

• Inner Diameter: 5/8"

⚠️ Sold Individually – Order quantity as needed for your spring setup.

✅ Proven Solution:
These sleeves are the simple, effective way to make Super Duty springs fit your OBS — saving time, hassle, and ensuring a clean install.