911 RSR Rear Bumper 14", '74-on is a GT Racing-sourced rear bumper for 911R-style early 911 / RSR-style 911 / Porsche 911 1974-on builds. Use it when the part choice needs to support a RSR/IROC-inspired plan, not just fill a blank spot on the car.

Bumper, spoiler, splitter, and valance choices set the visual width and airflow language of the build.

Source-based details

• Source part reference: #46A.
• Fitment/source pairing: wide body GT Racing rear quarter panels (part#40).
• Average listed weight: 9 lbs.
• Material/finish called out: carbon fiber.
• Related source part references mentioned: #40.

Check before ordering

• Confirm year range, mounting points, flare width, oil-cooler opening, lighting, and tow access.
• Mock up the bumper with the hood, fenders, rockers, splitter, and rear bodywork before paint.
• Check driveway, trailer, and road-clearance realities if the car will be driven regularly.

Install note: Test fit before paint, final assembly, trimming, drilling, or welding. Confirm chassis year, body width, adjacent panels, hardware, and intended use before committing.