Parts for your 2011 Toyota Hiace-Gas struts

2011 Toyota Hiace gas struts

For the 2011 Toyota Hiace (200 Series KDH/TRH), gas struts are fitted to models with the lift-up rear tailgate. This is confirmed by Toyota’s Body Mechanical repair manual sections covering the Back Door Stay (gas spring) and by the Toyota Electronic Parts Catalogue listing a “Stay Assy, Back Door” for tailgate-equipped variants. Hiace models optioned with twin swing-out rear doors don’t use gas struts, they rely on hinges and check straps, as shown in the rear double-door sections of the same manuals. Aftermarket application guides from major gas-spring suppliers also specify tailgate gas springs for 2005–2013 Hiace tailgate models. The bonnet on this generation typically uses a prop rod rather than struts.

On a 2011 Hiace with a lift-up tailgate, the gas struts do the hard yakka of safely lifting and holding the door open. They’re pressurised cylinders that balance the door’s weight, making it easy to open and preventing it from crashing down—especially handy when loading gear at the job site or the beach.

Over time, seals wear and the charge drops, so they lose punch. Common signs they’re due include the tailgate creeping down, needing two hands to lift, or dropping suddenly in cold weather. If any of that’s happening, it’s time to replace them—ideally in pairs to keep lift and balance even.

As part of regular servicing, it’s worth giving the struts a quick once-over every 10,000–15,000 km or at each service interval. Keep the chrome shafts clean and dry—just wipe off dust and road grime. Avoid petroleum-based sprays on the shafts, they can swell the seals. A light silicone wipe on the ball studs is fine during replacement, but don’t lubricate the shafts themselves.

Replacement is usually straightforward: support the tailgate securely (prop or helper), pop off the retaining clips, swap the struts, and click the new ones onto the ball studs. Check that the extension force matches the vehicle spec from Toyota or a reputable catalogue, and confirm smooth, full travel without binding. After fitting, open and close the tailgate a few times to bed the joints in.

Safety tip: if a strut is weak, don’t risk it—support the door before working underneath. A failing strut can let go suddenly, and the tailgate carries a fair bit of weight.

• Replace in pairs for even support
• Inspect for oil misting, bent shafts, or cracked end fittings
• Temperature affects lift—marginal struts sag more in winter

FAQs

Which doors on a 2011 Hiace use gas struts?
Tailgate-equipped models use gas struts on the rear liftgate. Versions with twin swing-out rear doors do not use gas struts, they use hinges with check straps. The bonnet on this generation typically uses a prop rod.

How often should Hiace gas struts be replaced?
There’s no fixed interval. Many last 5–10 years, but usage, climate, and dust exposure matter. Replace when the tailgate won’t stay up, needs excessive effort to lift, or sags—especially noticeable in colder weather.

Can Hiace gas struts be re-gassed, or should they be replaced?
Most automotive gas struts are sealed units and are replaced rather than re-gassed. New quality struts are affordable, quick to fit, and more reliable than attempting a recharge.