17×8″ AMG Aero I Wheels for Mercedes-Benz

AMG Aero I (Monoblock) is the definitive wheel for the “pre-merger” and early 90s Mercedes-Benz era. While many associate the “Aero” name with the 3-piece OZ Racing wheels, the 1-piece Monoblock Aero I is the version that defined the AMG Hammer and the iconic W124 and W126 builds.

Listing Details

• Set of Four AMG Aero I Wheels for Mercedes-Benz
• 17×8″ w/28mm Offset
• Part Number #7400098
• Refinished Blue-Black Metallic
• Uninstalled Valve Stems
• Center Caps

1. Technical Specifications

The $17\times8″$ spec is the most versatile size in the Aero I family, but the offset (ET) determines exactly which Mercedes it belongs to.

• Diameter/Width: $17\times8″$

• Bolt Pattern: $5\times112$ mm

• Center Bore: $66.6$ mm

• Two Primary Variants:

  • ET11 (The “Wide” Fitment): Originally designed for the W126 S-Class and R107 SL. These have a deeper, more concave face and are often stamped with part number HWA126 400 11 02.

  • ET28 (The “Narrow” Fitment): Designed for the W124 E-Class. These have a flatter face to clear the suspension components of the mid-sized sedan. Common part number: HWA124 400 19 02.

2. Fitment & Chassis Compatibility

• W124 (300E / E320): You must use the ET28 version. Using the ET11 version on a standard W124 will result in the wheels poking out significantly beyond the fenders.

• W126 (560SEC / 560SEL): The ET11 is the factory-correct look. It fills the large wheel arches perfectly without spacers.

• W201 (190E): Fitting $17\times8″$ wheels on a 190E is tight. The ET28 variant can fit with rolled fenders and low-profile tires ($215/40\text{R}17$), but it is an aggressive setup for this chassis.

• R129 (SL-Class): While usually fitted with Aero IIs later in life, the ET11 Aero I is a popular “period-correct” retro-fit for early 1990–1993 SLs.

3. Verification: Genuine vs. Replica

Aero I wheels are heavily replicated (notably by companies like Intra or Penta back in the day, and Maxilite or King of Rims today). To verify genuine AMG units:

1. The Stamping: Look for the “AMG” logo cast into the face. On pre-merger versions, it is the old-style blocky AMG; later versions have the modern slanted logo with the “slash” marks.

2. Part Numbers: Check the back of the hub for the HWA prefix (e.g., HWA124 400 19 02).

3. The “Made in…” Stamp: Authentic wheels were typically made in Germany (often by ATS for AMG).