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Black Rhino Diamondback vs KMC GRS weight

Across the 4 sizes both are made in, the Black Rhino Diamondback is lighter on average by 6.5 lb per wheel (26.0 lb for a set of four). It is lighter in 4 of 4 sizes.

Size	Black Rhino Diamondback	KMC GRS	Difference
17×8.5	27.3 lb (12.38 kg)ET25	31.8 lb (14.43 kg)ET0	4.5 lb Diamondback lighter
17×9	26.6 lb (12.07 kg)ET12	32.8 lb (14.89 kg)ET18	6.2 lb Diamondback lighter
18×9	28.2 lb (12.80 kg)ET12	35.2 lb (15.98 kg)ET-12	7.0 lb Diamondback lighter
20×9	33.0 lb (14.95 kg)ET12	41.3 lb (18.71 kg)ET0	8.3 lb Diamondback lighter

Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.

Black Rhino Diamondback

4 sizes listed here.

Price ↗ All Black Rhino Diamondback sizes

KMC GRS

5 sizes listed here.

Price ↗ All KMC GRS sizes

Is the weight difference worth it?

A pound saved at the wheel counts for more than a pound saved in the car, because it also has to be spun up and slowed down. Here's how much it really matters.

Black Rhino Diamondback vs KMC GRS weight

Is the weight difference worth it?

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