Offset Lab
Fitment

Audi 4S - R8 Fitment Guide

Wheel, tire, and stance recommendations for Audi 4S - R8, built from Offset Lab fitment presets and factory baseline data.

Popular setup

Flush fitment

Front

20x9 +38

245/30R20

Rear

20x11 +45

305/30R20

Factory baseline for V10: 19x8.5 +42 / 19x11 +50 on 245/35R19.

Recommendations

Trims and setup styles

Open fitment tool

Trim

V10

Factory: 19x8.5 +42 / 19x11 +50

245/35R19

5x112 · 57.1mm

Aggressive

Front: 20x9.5 +35

Rear: 20x12 +42

Tires: 255/30R20 / 325/25R20

High

Flush

Front: 20x9 +38

Rear: 20x11 +45

Tires: 245/30R20 / 305/30R20

Medium

OEM+

Front: 19x8.5 +42

Rear: 19x11 +50

Tires: 245/35R19 / 305/30R19

Low

Trim

V10 Plus / Performance

Factory: 19x8.5 +42 / 19x11 +50

245/35R19

5x112 · 57.1mm

Aggressive

Front: 20x9.5 +35

Rear: 20x12 +42

Tires: 255/30R20 / 325/25R20

High

Flush

Front: 20x9 +38

Rear: 20x11 +45

Tires: 245/30R20 / 305/30R20

Medium

OEM+

Front: 19x8.5 +42

Rear: 19x11 +50

Tires: 245/35R19 / 305/30R19

Low

Fitment note

Final fitment depends on tire model, alignment, suspension height, brake clearance, body tolerance, and intended use. Test fit before committing to permanent changes.