BMW E46 M3 Rear Differential Upgrade
To view larger images and/or slideshow presentation, see the BMW M3 E46 Gallery.
The following picture shows a differential gear set to upgrade the stock differential.
One can use the Gear Speed and Tire Size Calculator Application to perform comparisons between the stock 3.64 gear set and 3.91 or 4.10 or 4.27 gear sets.
To view larger images and/or slideshow presentation, see the BMW M3 E46 Gallery.