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Fuel Reaction vs XD Rockstar II weight

Across the 4 sizes both are made in, the XD Rockstar II is lighter on average by 7.4 lb per wheel (29.5 lb for a set of four). It is lighter in 4 of 4 sizes.

SizeFuel ReactionXD Rockstar IIDifference
17×939.9 lb (18.10 kg)ET-1231.0 lb (14.07 kg)ET-128.9 lb Rockstar II lighter
18×941.7 lb (18.91 kg)ET133.8 lb (15.35 kg)ET307.9 lb Rockstar II lighter
20×944.0 lb (19.96 kg)ET136.6 lb (16.61 kg)ET-127.4 lb Rockstar II lighter
20×1046.9 lb (21.25 kg)ET-1841.4 lb (18.80 kg)ET-245.4 lb Rockstar II lighter

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

Fuel Reaction

8 sizes listed here.

Price ↗ All Fuel Reaction sizes

XD Rockstar II

4 sizes listed here.

Price ↗ All XD Rockstar II 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.

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