Weight Reduction Summary

Achieving E46 M3 weight reduction is one of the most effective ways to improve handling, acceleration, and overall performance. By shedding unnecessary weight while keeping the car functional, I’ve managed to significantly reduce weight. Some of the biggest savings came from removing the rear seats and replacing the heavy stock seats with lightweight Recaro Pole Positions. But beyond that, many other components contribute to reducing weight, making the car faster and more responsive. This site provides a full breakdown of removed parts, including their exact weight. If you’re looking to optimize your track car weight savings, this list will give you a clear overview of what modifications make the biggest impact.

If you’re interested in the details, check out my guides on removing the rear seats and installing the Recaro Pole Positions for a step-by-step look at the process.

Removed Weight:

• Headrests: 1092.9g (2.41 lbs)
• Passenger Side Seatback: 5.4kg (11.90 lbs)
• Driver Side Seatback: 10.7kg (23.59 lbs)
• Seat Cushion: 6.9 kg (15.21 lbs)
• Folding Mechanism: 998.7g (2.20 lbs)
• Brackets: 283g (0.62 lbs)
• Seat Belts: 2127.8g (4.69 lbs)
• Rear Floor Mats: 737.5g (1.63 lbs)
• Insulation: 3.6 kg (7.93 lbs)
• Driver Seat 29 kg (63.9 lb)
• Passanger Seat 29 kg (63.9 lb)

Total: 89.84 kg (198.06 lbs)

Added Weight:

• 2x Recaro Pole Position: 14 kg (30.9 lb)
• 2x Seat Base (Including Bolts): 6.53 kg (14.4 lb)
• 2x Seat Slider (Including Bolts): 4.92 kg (10.8 lb)
• 2x L-Brackets (Including Bolts): 5.5 kg (12.1 lb)
• 2x Seatbelt Buckle Mount (Including Bolts): 1 kg (2.2 lb)

Total: 31.95 kg (70.4 lbs)

Removed: 89.84 kg (198.06 lbs)
Added Back: 31.95 kg (70.4 lbs)
Final Weight Savings: 57.89 kg (127.66 lbs)