VOLKSWAGEN T4 Hydraulic Power Steering Rack

Late-Production VW T4 Steering Rack

This hydraulic power steering rack (OE 7D1422061B) fits the Volkswagen Transporter T4 from the later production period. The "7D" prefix in the OE number identifies the updated T4 variant that incorporated several engineering improvements over the earlier 701 and 702 series models. While the T4 was produced from 1990 to 2003, Volkswagen made incremental updates throughout the production run, and this rack is compatible with the final-generation T4 models that benefited from revised seal materials and improved valve body tolerances. This is a left-hand drive (LHD) unit for European, South American, and Middle Eastern market vehicles.

7D vs 701/702 Series — What Changed

The transition from 701/702 series part numbers to 7D series numbers reflects Volkswagen's mid-1990s part numbering system update rather than a fundamental design change. Physically, the 7D1422061B rack has the same mounting points, hydraulic fitting positions, and steering ratio as the earlier 701422055C and 702422055N racks. However, the "B" suffix indicates a second-revision unit with updated internal seal specifications — Volkswagen switched to a higher-grade fluorocarbon (FKM) rubber compound for the piston seal, which offers better resistance to power steering fluid degradation at high temperatures. For practical purposes, this rack can be used as a direct replacement for any earlier T4 steering rack regardless of the OE number stamped on the original unit.

T4 Steering System Maintenance Schedule

For T4 owners who want to maximize the lifespan of their new steering rack, we recommend the following maintenance schedule: Check power steering fluid level monthly — the reservoir is visible through the engine bay on the passenger side. Replace the power steering fluid every 60,000 km or 4 years, whichever comes first — old fluid loses its lubricating properties and becomes acidic, attacking seals from the inside. Inspect the rack boots annually by turning the steering to full lock and visually checking for cracks or tears — a torn boot allows road debris to enter the rack and cause premature wear. Have the steering system inspected by a professional if you notice any change in steering effort, unusual noises, or fluid leaks.

Commercial T4 Usage — Taxi, Delivery, and Shuttle

In many European and Latin American cities, the VW T4 continues to serve as a taxi, airport shuttle, and urban delivery vehicle. These applications subject the steering rack to extreme duty cycles — constant low-speed maneuvering, frequent full-lock turns, and extended idling with the steering under load. Under these conditions, the steering rack may need replacement as frequently as every 80,000 to 100,000 km. KITLAMT offers commercial-grade T4 steering racks with upgraded internal components specifically for these high-stress applications, featuring reinforced rack bar hardening and premium seal materials rated for extended service under commercial operating conditions.

Identifying the Correct T4 Rack for Your Vehicle

With multiple OE numbers covering the T4 steering rack range, selecting the correct replacement can be confusing. Here is a simple identification method: Look at the sticker or stamp on your existing steering rack — it will show a number starting with 701, 702, or 7D. If the number starts with 701 or 702, any T4 rack (including this 7D1422061B) will fit. If it starts with 7D, this rack is a direct match. Additionally, check whether your T4 has power steering (most do, but some base-model commercial T4s have manual steering). Power steering equipped T4s have a fluid reservoir mounted on the passenger side of the engine bay and a belt-driven pump on the engine — if these are present, this hydraulic rack is the correct part.

KITLAMT — Your T4 Steering Partner

KITLAMT has been manufacturing VW T4 steering racks since 2015, building on our deep understanding of this platform's steering system requirements. Our T4 rack production line uses dedicated tooling designed specifically for the T4's unique hydraulic circuit specifications, ensuring perfect compatibility with the original power steering pump output characteristics. We stock T4 racks in both LHD and RHD configurations and offer same-day dispatch for orders received before 2pm China time. Contact us on WhatsApp for pricing, technical specifications, or to discuss volume supply arrangements for your business.

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