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Protecting Alfa Romeo alloy wheels: diameters, models and advice

July 27, 2026 48

Alfa Romeo alloy wheels are expensive to replace: protecting them from the moment of purchase avoids a nasty surprise at the first kerb.

Whether it's a second-hand 147 or a recent Giulia, Alfa Romeo owners share the same observation: original alloy wheels are costly and difficult to source. A scratch on the sidewall of a 17-inch alloy wheel in polished anthracite finish can cost between €150 and €400 depending on the complexity of the repair, not to mention the vehicle being off the road. Before it comes to that, there is a concrete preventive solution.

The most common alloy wheel sizes on Alfa Romeo vehicles

The Alfa Romeo range spans several generations of vehicles with very different wheel configurations. Older and newer models do not share the same risk exposure.

  • Alfa 145 / 146: 14- to 15-inch alloy wheels depending on trim level, steel or alloy depending on the equipment grade.
  • Alfa 147: 15 to 17 inches in alloy, anthracite grey or polished silver finish on the 1.6 and 2.0 Twin Spark sport versions.
  • Alfa 156 / 159: 16 to 17 inches, often in fine-spoke alloy — a profile particularly exposed to kerb impacts.
  • Giulietta: 16 to 18 inches depending on the pack, two-tone finish on the Veloce and Sprint versions.
  • Giulia / Stelvio: 17 to 20 inches, gloss black or bronze finish on the Quadrifoglio versions — replacement cost between €250 and €600 per alloy wheel depending on size and finish.

Wide-flanged, fine-spoke alloy wheels — found on the 147 GTA, the Giulietta and the Giulia — are statistically the most exposed during manoeuvres in tight urban environments.

How much does an Alfa Romeo manufacturer alloy wheel cost?

The prices below are ranges observed for original or original equipment (OE) parts:

Model Common diameter Unit cost per alloy wheel (EUR)
Alfa 147 (2001–2010) 16–17 in 120 – 280
Giulietta (2010–2020) 17–18 in 180 – 350
Giulia (2016+) 18–20 in 250 – 600
Stelvio (2017+) 18–20 in 270 – 580

These prices exclude fitting and balancing (30 to 60 EUR per wheel), as well as lead times for specific finishes — sometimes several weeks for Quadrifoglio versions.

Alloy wheel protection: what AlloyGator does for an Alfa Romeo

The AlloyGator profile fits between the tyre sidewall and the rim edge. It absorbs kerb contact before the alloy is reached. Fitting a complete set (4 protectors + fitting kit) takes approximately one hour at a network approved fitter, at an indicative price of 99 EUR including fitting.

On an Alfa Romeo, the benefits are twofold: preserving the original finish — often machined or two-tone, and therefore impossible to restore to an identical standard — and maintaining resale value. A scuffed alloy wheel on a 147 or a Giulietta visibly reduces the vehicle's value at the point of sale or part-exchange.

AlloyGator is available in several colours to complement the silver, anthracite or black finishes found on Alfa Romeo alloy wheels. The colour simulator available on the Alfa Romeo page lets you visualise the look before you order.

FAQ

Is AlloyGator compatible with the 20-inch alloy wheels on the Giulia Quadrifoglio?

Yes. The AlloyGator profile is compatible with alloy wheels from 13 to 22 inches, covering the entire Alfa Romeo range including larger wheel sizes. Exact compatibility by model can be checked on the dedicated Alfa Romeo page.

Will the AlloyGator wheel protector show on a two-tone anthracite finish?

The profile is available in anthracite, black and several other colours. On a two-tone alloy wheel such as the Giulietta Veloce, the anthracite colour blends discreetly into the sidewall. The online simulator lets you test the combination before placing an order.

Can the protectors be fitted at home, or is an approved fitter required?

Self-fitting is possible using the supplied kit, but the majority of customers choose a network approved fitter to ensure a clean, consistent result — particularly on the thin-spoke alloy wheels found on recent Alfa Romeo models. Allow approximately one hour and 99 EUR for professional fitting. Find your nearest fitting centre directly on the AlloyGator website, or consult the available accessories to complete your order.

Further reading

Further reading

Protecting Abarth alloy wheels: sizes, models and advice
Simulate Compatible? Approved fitters
Set of 4 AlloyGator Ready to order? Set of 4 - Alloy wheel protectors Configure your colour, delivered within 24h. Configure