Wheel Hanger for AUDI COUPE 89 B3 FWD

A wheel hanger is a threaded guide pin that screws temporarily into a wheel bolt hole on your 89 B3 FWD COUPE hub. The wheel slides over the pin and hangs in position while the wheel bolts are started, so you are not holding a heavy wheel at arm?s length and trying to line up the holes at the same time.

What Is a Wheel Hanger Used For on Your 89 B3 FWD COUPE?

Wheels on some vehicles are held by wheel bolts that pass through the wheel and thread into the hub, rather than by nuts on fixed studs. On a stud-fastened hub, the studs already locate the wheel while the nuts go on. On a bolt-fastened hub there is nothing to hold the wheel in place, so the holes in the wheel and the hub have to be lined up by hand while the first bolt is started.

A wheel hanger supplies that missing locating point. With a pin in one of the bolt holes, the wheel can be lifted onto it and rotated until the remaining holes align. This makes the job steadier and helps protect the hub face, the wheel?s mounting surface and the bolt threads from being knocked or cross-threaded during fitment.

When Does a Wheel Hanger Help on Your 89 B3 FWD COUPE?

The tool is most useful whenever wheels come off a bolt-fastened hub. That includes tyre changes and rotations, brake and suspension work, and fitting a new set of wheels. It is especially helpful when working alone, or when access around the wheel arch is tight after a lift kit or larger tyres have been fitted.

Vehicles that use wheel studs and nuts generally do not need a wheel hanger, because the studs perform the same job. Removing one wheel and looking at the hub shows straight away which system your 89 B3 FWD COUPE uses.

Why Wheel Refitting Is Harder on a Modified 89 B3 FWD COUPE

Larger all-terrain and mud-terrain tyres on heavier wheels add considerable weight at each corner, and that weight has to be held at hub height while the wheel is positioned. Many wheels are also hub-centric, meaning a machined centre bore locates the wheel on a raised spigot on the hub face. The wheel has to slide squarely over that spigot before the bolt holes line up and the wheel can seat flat.

Lifting a heavy wheel, holding it square to the hub and rotating it to align the holes all at once is where most fitting damage happens. Bolts start crooked, the spigot or the wheel?s centre bore gets nicked, or the wheel is dropped hard against the hub face. A guide pin takes the wheel?s weight and holds it roughly in line, so the spigot and the bolt holes can be aligned with small, controlled movements.

Carrying Wheel Hangers in Your 89 B3 FWD COUPE for Trail Tyre Changes

A wheel hanger is equally useful away from the workshop. A puncture on a track often means changing a full-size spare on soft sand, a slope or uneven ground, with the vehicle sitting at an awkward angle on its jack. Lining up a heavy spare against a bolt-fastened hub in those conditions is slow and easy to get wrong. The pins are small and light enough to keep with the wheel brace and jack, so the spare can be hung on the hub and aligned without fighting its weight. The same rules apply on the trail as in the workshop: thread the pin by hand, start the bolts by hand, and recheck wheel bolt torque at the first opportunity.

Wheel Hanger or Wheel Stud: What Is the Difference?

The product?s listed name refers to wheel studs, but it is a wheel hanger guide pin kit. It does not install, remove or replace wheel studs, and it is not a stud installer or stud puller. A wheel stud is a permanent fastener pressed into the hub. A wheel hanger is a removable guide that is threaded in by hand, used only while the wheel is being positioned, and taken out again before the wheel is fully fastened.

Choosing the Right Thread Size for Your 89 B3 FWD COUPE

A guide pin must match the thread size and pitch of the vehicle?s wheel bolts exactly. The kit on this page covers M12 ? 1.5 and M14 ? 1.5, two common wheel bolt threads. The thread diameter alone is not enough to confirm fitment, because wheel bolts are made in more than one pitch. Check the vehicle manufacturer?s specification, or measure an existing wheel bolt with a thread pitch gauge, before using the tool. Forcing a pin into a mismatched thread can damage the threads in the hub, which is a far bigger repair than the job you started.

What to Check Before Refitting a 89 B3 FWD COUPE Wheel

Clean the hub face and the back of the wheel where they meet. Rust scale, dirt or paint between the two surfaces can compress over time and allow the bolts to lose clamping force. Clean the threaded holes in the hub and the bolt threads, and inspect both for damage. A bolt that is hard to turn by hand before it reaches the wheel needs investigating, not forcing.

Check that the wheel bolts suit the wheel being fitted. Wheel bolts have a seat that must match the shape of the wheel?s bolt holes, commonly conical, radius or flat, and the wrong seat will not clamp the wheel correctly. Bolt length matters as well. Aftermarket wheels can be thicker or thinner at the mounting face than the originals, which changes how much thread engagement a given bolt achieves. If you have changed wheels, confirm the correct bolt seat and length with the wheel supplier before fitting.

Using a Wheel Hanger Safely on Your 89 B3 FWD COUPE

Thread the guide pin into the hub by hand only. It locates the wheel. It is not a fastener and does not hold the wheel on. Once the wheel is on the pin, start the wheel bolts by hand in the free holes, remove the pin, and fit the final bolt in its place. Avoid running bolts in with an impact wrench, which can drive a slightly crooked bolt through the hub threads before you notice.

Support the vehicle on suitably rated stands rather than a jack alone whenever a wheel is removed. Tighten the wheel bolts in the correct pattern to the vehicle manufacturer?s torque specification, and recheck the torque after a short distance as the manufacturer advises, particularly after fitting new wheels.

Looking After Wheel Hanger Pins

Guide pins are simple tools, but their threads take wear. Clean them after each use, since grit carried into a hub thread can damage it, and store them in their case or a dedicated drawer rather than loose in a toolbox where the threads can be knocked. Inspect each pin before use. A bent pin, or one with flattened or burred threads, should be replaced rather than forced into a hub.

Shop Wheel Hangers for Your 89 B3 FWD COUPE with Formula 4x4

Find it with the bushing grease in the Formula 4x4 car accessories range, handy when refitting heavy wheels and tyres.

Before ordering, confirm that your 89 B3 FWD COUPE uses wheel bolts rather than studs, and check that its bolt thread size and pitch match the pins in the kit. Our wider range of automotive tools also covers suspension work, including bush press kits and strut tools. If you are unsure whether a wheel hanger suits your 89 B3 FWD COUPE, contact the Formula 4x4 team.