In an attempt to help improve fuel economy, the standard rear axle ratio for all models was now 2.75:1.

A new 2.41:1 axle ratio became standard to improve fuel economy.

It was only available with a 3.91 or 4.30 rear axle ratio.

Rear axle ratio typically 3.54, but later went up to 2.73.

Rear axle ratio for the 3-speed manual was 3.73.

A 2.8:1 axle ratio is fitted as standard, but other ratios are possible.

The 4V 5-speed was available with a 3.08:1 axle ratio.

Trailer-towing capacity runs from 1,600 to 4,000 pounds depending on the model, engine and axle ratio.

Stage 1 cars equipped with air conditioning received a 3.42 axle ratio.

The cars also came with a 3.23 rear axle ratio versus the standard 3.15 of the 1995 M3s.