BBS SUPER-RS vs Rotiform GRZ weight
Across the 3 sizes both are made in, the BBS SUPER-RS is lighter on average by 9.1 lb per wheel (36.4 lb for a set of four). It is lighter in 3 of 3 sizes.
| Size | BBS SUPER-RS | Rotiform GRZ | Difference |
|---|---|---|---|
| 19×8.5 | 23.6 lb (10.71 kg)ET43 | 27.1 lb (12.29 kg)ET45 | 3.5 lb SUPER-RS lighter |
| 20×8.5 | 25.6 lb (11.61 kg)ET38 | 36.6 lb (16.60 kg)ET45 | 11.0 lb SUPER-RS lighter |
| 20×10 | 26.5 lb (12.02 kg)ET25 | 39.3 lb (17.81 kg)ET50 | 12.8 lb SUPER-RS lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
BBS SUPER-RS
Forged, 7 sizes listed here.
Price ↗ All BBS SUPER-RS sizesRotiform GRZ
6 sizes listed here.
Price ↗ All Rotiform GRZ 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.