Nit
ment
1
Your car
Make
Model
Year
2
The wheels you're eyeing
Setup style
Keep staggered
Go square — one size
Front wheels
Rear wheels
Diameter
(in)
Width
(in)
Offset
(mm)
Wheel center bore
(mm, optional)
Spacer
(mm, per side)
Fenders / body
Stock fenders
Rolled fender lips (≈ +10 mm/side)
Pulled fenders (≈ +20 mm/side)
Bolt-on overfenders (≈ +35 mm/side)
ADRO / mild widebody (≈ +55 mm/side)
Rocket Bunny / Pandem (≈ +60 mm/side)
Liberty Walk (≈ +75 mm/side)
Custom…
Added coverage
(mm per side)
Widens the fender line and the stance envelope in every check.
Suspension
Stock height
Mild drop springs (≈ −15 mm / 0.6")
Lowering springs (≈ −30 mm / 1.2")
Aggressive springs (≈ −50 mm / 2")
Coilovers, street (≈ −35 mm / 1.4")
Coilovers, aggressive (≈ −55 mm / 2.2")
Air ride, driving height (≈ −45 mm / 1.8")
Air ride, aired out (≈ −90 mm / 3.5")
Slammed / static (≈ −65 mm / 2.6")
Leveling kit (≈ +30 mm / 1.2")
Lift kit, 2" (≈ +50 mm)
Lift kit, 3" (≈ +75 mm)
Custom…
Ride height Δ
(mm, − = lower)
Moves the fender/arch relative to the wheel in both views and shifts the safe tire-diameter window.
Camber
Stock / 0°
Mild street (−1°)
Aggressive (−2°)
Stance (−3°)
Extreme (−4°)
Custom…
Camber angle
(°, − = top tucked in)
Negative camber tilts the tire's top inboard, tucking it under the fender — the classic way to clear an aggressive stance.
Tire width
(mm)
Aspect ratio
(%)
Tire model
(optional — uses its measured width)
Generic — use the printed size
Two tires of the same printed size can measure 10 mm apart. Picking a model folds in its real measured width; rim width is always accounted for.
Reset to stock
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Pick a car to get started
Choose make, model and year — stock specs load automatically.
3
How it sits
Stance vs. widest factory setup (outer wheel lip)
New setup
Stock (
–
)
Fitment checks