Parts for your 2005 Toyota Hilux-Rack boots

Rack boots for the 2005 Toyota Hilux (N70)

Technical sources confirm the 2005 Toyota Hilux (N70 series) runs a rack‑and‑pinion steering gear and uses protective rack boots (also called bellows). This is set out in the Toyota Hilux N70 Repair Manual (2005–2015) under Steering — Rack and Pinion Power Steering, the Toyota Electronic Parts Catalogue for KUN26/GGN25 models which lists “Boot, Steering Rack” (e.g., 45535‑0K010/45535‑0K020), and well‑known workshop manuals such as Gregory’s/Haynes for 2005–2015 Hilux. Rack‑boots are therefore fitted and absolutely relevant to regular servicing.

On a 2005 Hilux, rack boots do a deceptively big job. They seal the ends of the steering rack, keeping dust, water, mud, and grit out while holding lubrication in. That protection helps the inner tie rods, rack bar and seals live a long, quiet life, keeps steering feel consistent, and wards off corrosion. Given how often these utes see gravel, paddocks, beach launches, and the odd creek crossing, intact boots are cheap insurance against a pricey steering rack replacement.

As part of routine servicing, a visual check of both boots is smart. Look for splits, perishing, loose or missing clamps, or oil inside the boot. Any oily wetness in a boot can point to a leaking rack seal rather than just a torn boot, so further diagnosis is worth it. Boots should be supple, not brittle. If a boot is damaged, it’s best practice to replace them in pairs.

Replacement is straightforward for a trained tech: rack end is marked, tie‑rod end is removed, the old boot and clamps come off, the new boot is slid on with new clamps, and the tie‑rod end is refitted to the original position. A wheel alignment is recommended afterwards to keep tyre wear tidy. Quality matters—use genuine or reputable aftermarket boots that can cope with heat, UV, and off‑road grime.

Service tips owners appreciate:

• Inspect at every service or at least every 10,000–15,000 km, and after heavy off‑road or floodwater use.
• Don’t turn the steering with a boot off, that exposes the rack to grit.
• If a boot has torn for a while, check the inner tie rods and rack for play or contamination.
• Replace clamps with proper ear or band clamps, not cable ties.

They’re a low‑cost part that quietly protects a high‑cost assembly—exactly the sort of thing a hard‑working Hilux benefits from.

Popular questions

How often should rack boots be replaced on a 2005 Hilux?
There’s no fixed interval, they’re replaced on condition. With regular inspections every service or 10,000–15,000 km, most last years. Off‑road, coastal, or farm use can shorten life, so more frequent checks help catch small splits before they become a rack problem.

Will a torn rack boot fail a WOF or roadworthy?
Often yes. A split boot lets contaminants in and can mask steering issues. Many WOF/roadworthy guidelines treat torn boots as a defect. Expect a recheck requirement until the boot is replaced and the steering system passes inspection.

Are 2WD and 4WD 2005 Hilux rack boots the same?
Many share the same style, but part numbers can differ by VIN, engine, and build date. The safest bet is to match by VIN or frame code (e.g., KUN26, GGN25) against the Toyota EPC or a trusted parts catalogue before ordering.