ET46 · ET44 · ET40
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| CL 500 · 5.0L, M 113 E50, V8, Petrol | 7.5x17 | 8x18 | ET46 / ET44 | 5.56 in | 225/55R17 / 245/45R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| CL 500 · 5.0L, M 113 E50, V8, Petrol | 8x18 | 8x18 | ET44 | 5.73 in | 245/45R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| CL 600 BiTurbo · 5.5L, M 275 E55 AL, V12, Petrol | 8x18 | 8x18 | ET44 | 5.73 in | 245/45R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| CL 600 BiTurbo · 5.5L, M 275 E55 AL, V12, Petrol | 8.5x19 | 8x18 | ET44 | 5.98 in | 245/40R19 / 245/45R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| CL 600 BiTurbo · 5.5L, M 275 E55 AL, V12, Petrol | 9x20 | 8x18 | ET40 / ET44 | 6.07 in | 255/35R20 / 245/45R18 | 5x112 | 66.6 mm | M14 x 1.5 |
See how a different wheel would sit See wheel backspacing
See how a different width or offset sits versus an OEM configuration for this year.
Dorman 611-236 Wheel Lug Nut M14-1.50
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on Amazon
White Knight M14 x 1.50 Lug Nuts
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on Amazon
White Knight 3809XLBK-33AM Black M14x1.50 Lug Nuts
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on AmazonObserved aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.
Among builds in our database for this model year:
2 documented builds.
Documented on a 2003 Mercedes-Benz CL-Class build — observed custom fitment, not a universal fit guarantee.
Wheel: Niche Milan M135
Compared with the 18×8 ET44 OEM configuration. Calculated geometry only — not fit confirmation.
Documented on a 2003 Mercedes-Benz CL-Class build — observed custom fitment, not a universal fit guarantee.
Wheel: Giovanna Cuomo
Compared with the 18×8 ET44 OEM configuration. Calculated geometry only — not fit confirmation.
OEM offsets are catalog configurations, not an aftermarket “safe ET range.” Matching offset alone does not confirm clearance. Documented custom builds are observed setups only.