BBS LM-R vs Rotiform CGN weight
Across the 7 sizes both are made in, the BBS LM-R is lighter on average by 2.9 lb per wheel (11.6 lb for a set of four). It is lighter in 7 of 7 sizes.
| Size | BBS LM-R | Rotiform CGN | Difference |
|---|---|---|---|
| 19×8.5 | 23.8 lb (10.79 kg)ET25 | 26.6 lb (12.05 kg)ET45 | 2.8 lb LM-R lighter |
| 19×9.5 | 24.0 lb (10.89 kg)ET38 | 29.3 lb (13.30 kg)ET30 | 5.3 lb LM-R lighter |
| 19×10.5 | 25.6 lb (11.61 kg)ET15 | 27.1 lb (12.30 kg)ET35 | 1.5 lb LM-R lighter |
| 19×11 | 25.6 lb (11.61 kg)ET63 | 26.7 lb (12.10 kg)ET55 | 1.1 lb LM-R lighter |
| 20×9 | 25.6 lb (11.61 kg)ET40 | 28.9 lb (13.10 kg)ET50 | 3.3 lb LM-R lighter |
| 20×10.5 | 26.9 lb (12.20 kg)ET35 | 30.0 lb (13.60 kg)ET40 | 3.1 lb LM-R lighter |
| 20×11 | 26.9 lb (12.20 kg)ET20 | 30.2 lb (13.70 kg)ET55 | 3.3 lb LM-R lighter |
Each cell is the lightest offset made in that size. Weights are manufacturer figures unless marked as measured.
BBS LM-R
Forged, 19 sizes listed here.
Price ↗ All BBS LM-R sizesRotiform CGN
10 sizes listed here.
Price ↗ All Rotiform CGN 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.