Forgeline GS1R Wheel

ForgelineSKU: GS1R-1



Forgeline Motorsport Series lightweight forged racing wheels are engineered and built for race cars and dedicated track duty. Made from forged 6061-T6 aluminum and include features like I-beam spokes, deeply-machined centers, and aggressive load ratings to be extremely strong, extremely stiff, and extremely lightweight.

Depending on the application, you may see upwards of 10+ lbs of unsprung weight reduction- a massive weight saving in rotating mass. Improve the look, feel, and performance of your car with Foregline wheels.

This wheel is engineered to withstand the rigors of top-level endurance racing with a 2100 lb street tire load rating and exceptional deflection stiffness.

The GS1R is made from the same forgings and similar design as the GA1R street wheel. The GS1R features an open-lug center area for additional weight reduction and improved access to the lugs. Now boasting a new chamfered outer lip which enables faster wheel changes and, depending on size and offset, can save an additional pound of mass per wheel.

Forgeline custom builds these wheels in 17", 18", 19", 20", and limited 21" diameters with a range of widths and offsets to fit virtually any application.

These wheels are truly custom, as you the customer can select what offset, diameter, color, etc. that you would like. *Exclusions do apply*

Note: Track wheels aren't intended to use center caps. This wheel requires special machining to fit Foregline's optional Open Lug Center Cap. If you wish to use the optional Open Lug Center Cap, then you must specify when placing your order in the "order instructions" section in your cart before checkout.

  • Open lug cap "deep" (1.1 inch) +$75/wheel
  • Open lug cap "sleek" (0.65 inch) +$75/wheel
    • Will not fit long spindle or stub axles


  • One-Piece Monoblock Design
  • Concave Profile
  • I-Beamed Spoke Technology
  • Extreme Stiffness
  • Extreme Fatigue Strength
  • 2100 lb. Street-Tire Load Rating (per wheel)
  • Lightweight - Up to one pound lighter than the standard GA1R wheel
  • Generous Brake Clearance
  • Forged 6061-T6 Aluminum
  • The Open Lug center will NOT accept a normal center cap. Recommended for track use only
  • Customizable Finish Options
  • Unrivaled Foregline Quality

Forgeline Wheel Finishes ($0 Extra)

Forgeline Wheel Optional Finishes (From $100+)

Forgeline Popular Porsche Fitments

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