This Borgeson manual steering box is a true OEM Saginaw 525 series gear, built from the original Saginaw specifications and tooling rather than an off-shore copy. Each box uses a precision-machined casting paired with all-new internal components, and is assembled, inspected, and tested to Borgeson's specifications.
Specifications:
- Type: Manual steering gear box
- Series: OEM Saginaw 525
- Ratio: 16:1 quick ratio
- Input Shaft: 3/4"-36 spline
- Casting: OEM Saginaw tooling, new internal components
- Made in the USA
- Part Number: 920040
Vehicle Applications:
- 1965-1975 Chevrolet Bel Air
- 1968-1969, 1974 Chevrolet Camaro
- 1974 Chevrolet Caprice
- 1982-1983 Chevrolet El Camino
- 1965-1975 Chevrolet Impala
- 1973-1975 Chevrolet Laguna
- 1969-1979 Chevrolet Nova
- 1982-1984 Chevrolet S10
- 1983-1984 Chevrolet S10 Blazer
- 1982-1983 GMC Caballero
- 1982-1984 GMC S15
- 1983-1984 GMC S15 Jimmy
- 1986-1988 Jeep Cherokee
- 1986 Jeep CJ7
- 1986-1988 Jeep Comanche
- 1986 Jeep J10
- 1986 Jeep J20
- 1988, 1994-1995 Jeep Wrangler
FAQ
Is this a true OEM Saginaw steering box?
Yes, it's built to original Saginaw specifications and tooling, not an off-shore copy.
What ratio does this steering box use?
It's a 16:1 quick ratio manual steering box.
What input spline does it use?
The input shaft uses a 3/4"-36 spline.
What vehicles use this Saginaw 525 series box?
It fits a wide range of GM and Jeep applications including Bel Air, Camaro, Impala, Nova, S10/S15, and Jeep Cherokee/Wrangler models — see the Vehicle Applications list for exact year and model coverage.

