SKU:
Whelen 54" Legacy Lightbar Bolt-on Mount Kit for Rivian R1S / R1T Roof Top Fitment
Whelen 54" Legacy Lightbar Bolt-on Mount Kit for Rivian R1S / R1T Roof Top Fitment
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The engineers at Team 1EV have designed a Rivian specific mounting solution for installing Whelen 54" Light Bars on Rivian R1T / R1S roof tops. The mounting brackets are CNC laser cut and press brake formed precisely for Rivian and Whelen mounting contours and bolt patterns, providing an OEM-caliber fitment and look. The brackets and hardware are engineered to a proper load rating to endure extreme police and emergency vehicle duty. This mounting solution is uniquely bolt-on, requiring no drilling, cutting, or modifications to the Rivian and provides proper lightbar support without contacting the Rivian's glass roof.
Specifications
- Designed and engineered specifically for Whelen 54" Legacy line
- Designed and engineered specifically for Rivian R1T / R1S roof fitment
- Made from CNC laser cut and formed 300 series stainless steel
- Made in the USA
Options:
- Rivian R1T / R1S lightbar mounting kit (no lightbar included)
- Rivian R1T / R1S lightbar mounting kit and Lightbar (our customer service will call you to confirm color configuration)
Whelen Legacy
The Whelen Legacy® full-size lightbar is engineered for top-tier performance, providing exceptional visibility and durability for a range of vehicle applications, including police cars, fire trucks, and public works vehicles. Its low-profile design maximizes 360-degree coverage without sacrificing performance, featuring Whelen’s Super-LED® technology for outstanding brightness and long-life reliability. The Legacy’s advanced thermal design further enhances performance by reducing stress on the LEDs, ensuring long-lasting durability even in extreme conditions. With versatile control options via WeCanX® and Core® integration, the Legacy is adaptable to meet the needs of any police, fire, or commercial fleet.

Color Codes
Replace * symbol in model number with letter indicating color desired:
A = Amber, B = Blue, C = White, G = Green, R = Red
Replace # symbol in model number with letter indicating color combination desired:
D = Red/White, E = Blue/White, F = Amber/White, H = Green/White, J = Red/Blue, K = Red/Amber, L = Red/Green, M = Blue/Amber, N = Blue/Green, P = Amber/Green
Replace + symbol in model number with letter indicating color combination desired:
1 = Red/Blue/White, 2 = Red/Blue/Amber, 3 = Red/White/Amber, 4 = Blue/White/Amber, 5 = Red/Blue/Green, 6 = Red/White/Green
For Colored Tops: Replace * symbol in model number with letter indicating color desired: B = Blue, R = Red, X = Black


