Used Ford Sierra Steering Box

The Ford Sierra uses rack-and-pinion steering throughout its production run from 1982 to 1993, meaning it never had a steering box at any point. If you are searching for steering components, you most likely need a steering rack rather than a steering box. Contact a breaker quoting your registration and the symptom you are experiencing, and they will point you to the correct part.

The correct part to search for on a Sierra is a steering rack, which is the unit that connects the steering column to the track rods and steered wheels. Depending on your fault, you may also need track rod ends, a steering column, or a power steering pump if your Sierra has power-assisted steering. Give a breaker your registration and describe the problem and they will confirm which component you need.

No Ford Sierra variant, across either the Mk1 (1982–1987) or the facelift Mk2 (1987–1993), was fitted with a steering box; rack-and-pinion was standard across all engine sizes, trim levels, and body styles including the estate and Sapphire saloon. Steering boxes are generally associated with older or heavier vehicles and were not part of the Sierra's design at any stage of production. If a listing describes a Sierra steering box, treat it with caution and clarify with the seller what the part actually is.

The Sierra underwent a significant facelift in 1987 that introduced the Sapphire saloon and revised hatchback, and while the basic rack-and-pinion layout was retained, there may be differences in rack specification between generations and whether the car has power assistance. You should confirm with the breaker against your exact registration before purchasing, as swapping across that 1987 boundary without verification risks an incompatible unit. A good breaker will cross-reference both donor and recipient vehicles to check compatibility.

Trim level alone — whether L, LX, GL, Ghia, or the sporting XR4i — does not determine the steering rack specification on the Sierra. What matters more is whether the car has power-assisted steering fitted and which engine is installed, as power racks and manual racks are not interchangeable. Check with the breaker using your registration to confirm whether your car has PAS and to ensure you get the correct rack type.

The four-wheel-drive XR4x4 and later Sapphire 4x4 variants do have a different drivetrain layout from the standard rear-wheel-drive Sierra, which can affect associated steering and suspension components. Whether the steering rack itself differs from the two-wheel-drive equivalent is something you should confirm with the breaker against your specific registration, as fitment details on lower-volume variants like the 4x4 can be less straightforward. A breaker who has dismantled Sierras regularly will be best placed to advise.