Parts for your 2011 Subaru Tribeca-Wheel studs nuts

2011 Subaru Tribeca wheel studs and nuts: purpose, care, and when to replace

Wheel studs and nuts are absolutely relevant to the 2011 Subaru Tribeca. Subaru’s 2011 Tribeca Owner’s Manual (Changing a flat tyre section) and the Subaru Service Manual (Wheels and Tyres) specify a stud-and-nut arrangement, not lug bolts. The Subaru parts catalogue for the 2011 Tribeca also lists press-in wheel studs (M12 × 1.25) with matching conical-seat wheel nuts on all hubs. Factory tightening torque is 120 N·m (88.5 ft‑lb) on clean, dry threads.

On this model, the studs are pressed into the hub and act as the fixed anchors. The wheel slides over the studs, and the nuts clamp the wheel face to the hub. It’s a simple, robust setup that makes wheel changes easier, helps align the wheel, and provides consistent clamping force when torqued correctly.

As part of routine servicing, it’s smart to check the Tribeca’s wheel studs and nuts whenever tyres are rotated, brakes are inspected, or wheels are removed. Look for crossed or stretched threads, rust pitting, bent studs, or chewed-up nut seats. Any of those are reasons to replace the affected parts straight away.

Good practice on this Subaru includes:

• Always tighten wheel nuts with a torque wrench to 120 N·m, using a criss-cross pattern.
• Re-check torque after 50–100 km of driving following any wheel removal.
• Keep threads clean and dry, don’t lubricate studs or nuts unless a specific service bulletin instructs otherwise, as torque specs are dry.
• Match seat type and thread pitch (M12 × 1.25, 60° tapered seat). Aftermarket wheels sometimes need different nuts—verify before fitting.
• If a nut goes on tight or feels gritty, stop—clean the threads and replace the nut and/or stud if damaged.

Replacing a damaged stud on the Tribeca is straightforward workshop work: remove the wheel and brake rotor, press or drive the bad stud out of the hub flange, draw the new stud in squarely with a suitable tool or a sacrificial nut and washer, then refit and torque the wheel properly. Where multiple studs are damaged, inspect the hub for cracks or ovalled holes and replace the hub assembly if needed. Using quality OEM-equivalent studs and nuts maintains correct clamping force and helps prevent brake judder, wheel vibration, and uneven tyre wear—handy on Aussie and Kiwi roads where conditions can be a bit tough on hardware.

Popular questions

What’s the correct wheel nut torque for a 2011 Subaru Tribeca?
Subaru specifies 120 N·m (88.5 ft‑lb) on clean, dry threads for the Tribeca’s wheel nuts. Tighten in a star pattern to seat the wheel evenly, then re-check torque after 50–100 km of driving. This aligns with the guidance in the 2011 Owner’s Manual and the Service Manual wheel/tyre section.

What size are the Tribeca’s wheel studs and nuts?
The 2011 Tribeca uses M12 × 1.25 studs with 60° conical-seat nuts, typically with a 19 mm hex. If switching to aftermarket wheels, confirm the seat style (cone vs. mag/washer) and ensure the nuts match the wheel’s design to maintain proper clamping.

When should wheel studs or nuts be replaced?
Replace any stud or nut showing stripped or stretched threads, heavy corrosion, a bent stud, or a damaged nut seat. Yes, studs can be replaced individually—they’re press-in. If several are damaged or the hub holes are distorted, a hub assembly replacement may be the better fix for safety and longevity.