Fuel Assault vs KMC GRS weight
Across the 4 sizes both are made in, the KMC GRS is lighter on average by 6.8 lb per wheel (27.0 lb for a set of four). It is lighter in 4 of 4 sizes.
| Size | Fuel Assault | KMC GRS | Difference |
|---|---|---|---|
| 17×8.5 | 39.1 lb (17.76 kg)ET25 | 31.8 lb (14.43 kg)ET0 | 7.3 lb GRS lighter |
| 17×9 | 42.0 lb (19.05 kg)ET1 | 32.8 lb (14.89 kg)ET18 | 9.2 lb GRS lighter |
| 18×9 | 45.0 lb (20.41 kg)ET-12 | 35.2 lb (15.98 kg)ET-12 | 9.8 lb GRS lighter |
| 20×9 | 42.0 lb (19.05 kg)ET35 | 41.3 lb (18.71 kg)ET0 | 0.7 lb GRS lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
Fuel Assault
9 sizes listed here.
Price ↗ All Fuel Assault sizesKMC GRS
5 sizes listed here.
Price ↗ All KMC GRS sizesIs 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.