Alloy Wheel Guides

17x7.5 inch GTi style alloy wheel in black machined, a 5x100 fitment with a 57.1mm centre bore for VW Polo, Golf Mk4 and Audi A3 8L

5x100 Alloy Wheels: Which Cars Fit, and Why 5x112 Will Not Bolt On

Fitment GuideOMI Alloy Wheels
17x7.5 inch GTi style alloy wheel in black machined, a 5x100 fitment with a 57.1mm centre bore for VW Polo, Golf Mk4 and Audi A3 8L

5x100 Alloy Wheels: Which Cars Fit, and Why 5x112 Will Not Bolt On

Fitment GuideOMI Alloy Wheels
22 inch RSQ8 style alloy wheel in black machined, an aftermarket wheel that can be fitted with standard tyres in place of run-flats

Run-Flat Tyres on Aftermarket Alloys: Can You Switch to Normal Tyres?

Buying GuideOMI Alloy Wheels
20 inch RS3 style 5 spoke alloy wheel in gloss black polished, showing the inner spoke profile that determines brake caliper clearance

Will These Alloy Wheels Clear My Brakes? Caliper Clearance Explained

Fitment GuideOMI Alloy Wheels
20x9 inch Golf R Estoril style alloy wheel in gloss black, a 9 inch rim width suited to a 245 or 255 section tyre

What Tyre Width Fits a 9 Inch Rim? Stretch, Bulge and the Numbers That Work

Buying GuideOMI Alloy Wheels
18x8 inch VRS style alloy wheel in gunmetal, showing the tapered bolt seats around the centre that must be torqued evenly

How Tight Should Wheel Bolts Be? Torque Settings and the 50 Mile Re-Check

Fitment GuideOMI Alloy Wheels
20x9 inch Audi S8 style alloy wheel in black machined, an aftermarket fitment that needs its own TPMS sensors fitted or transferred

TPMS and Aftermarket Alloys: Will the Warning Light Come On, and Is It an MOT Failure?

Fitment GuideOMI Alloy Wheels
22x9.5 inch Autobiography Turbine style alloy wheel in black machined, 5x120 fitment with a high load rating suitable for vans and heavy SUVs

Van Wheels Are Not Car Wheels: Load Rating for Transporters, Transits and Campers

Fitment GuideOMI Alloy Wheels
20x9 inch Audi S8 style alloy wheel in black machined, showing the diamond cut face where the lacquer sits directly over bare machined aluminium

Diamond Cut, Painted or Powder Coated: Which Wheel Finish Survives a Winter Here

Buying GuideOMI Alloy Wheels
17x7.5 inch VW Clubsport style alloy wheel in black machined, a smaller rim diameter that allows a taller tyre sidewall to absorb pothole impacts

Why Your Alloy Wheels Keep Buckling on Irish and UK Roads

Buying GuideOMI Alloy Wheels
22 inch Autobiography Turbine style alloy wheel in black machined, a high load rating design suited to heavy electric SUVs

Why Electric Cars Are Brutal on Wheels and Tyres

Buying GuideOMI Alloy Wheels
17 inch VW Clubsport style alloy wheel in black machined, a sensible smaller size for a winter wheel and tyre set

A Second Set of Wheels for Winter: Worth It in Ireland and the UK?

Buying GuideOMI Alloy Wheels
Close up of the back of an 18 inch alloy wheel showing the size, offset and load rating markings stamped into the casting

What the Stamps on the Back of Your Alloy Wheel Actually Mean

Fitment GuideOMI Alloy Wheels
18x8 inch VRS style alloy wheel in gunmetal, showing the tapered bolt seats around the centre

Wheel Bolts and Nuts: Why the Wrong Seat Shape Will Loosen Your Wheel

Fitment GuideAlexander Middlemas