Professional wheel fitment calculator for offset (ET), backspacing, and clearance analysis. Ensure perfect fitment before purchasing new wheels.
Calculate exact clearances for inner and outer edges
See wheel position changes with visual diagrams
25+ popular vehicles with stock specs
Get alerts for potential clearance issues
"Saved me from buying wheels that wouldn't fit. The visual comparison made it crystal clear the offset was too aggressive."
"Finally a calculator that shows both inner and outer edge changes. Critical for my lowered setup with tight clearances."
"The vehicle database is incredibly accurate. Matched my Tacoma specs perfectly and helped me find the right offset for 33s."
Use our professional wheel offset calculator to ensure your new wheels fit perfectly. Calculate clearances, compare offsets, and avoid costly fitment mistakes.