Slimline
2018 BMW 3 Series — Slimline Front 3-Piston Big Brake Kit — 13.8 in / 350 mm Slotted Rotors
MPN BKBM250-342SO
- Axle
- Front
- Pistons
- 3
- Rotor diameter
- 13.8 in / 350 mm
- Rotor finish
- Slotted
$3,138.14Available to order
Choose optionsParts for your vehicle
2018 BMW 3 Series
Fitment varies by trim / submodel, chassis, application detail.Choose a verified detail to confirm matching products, or continue with “Not sure” and review each application.
Procomp
2018 BMW 3 Series — Procomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM250-433SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$2,293.26Available to order
Choose optionsDualcomp
2018 BMW 3 Series — Dualcomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM250-435SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$3,017.44Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM250-437SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$2,625.17Available to order
Choose optionsProcomp
2018 BMW 3 Series — Procomp Rear 4-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM250-443SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$2,715.69Available to order
Choose optionsDualcomp
2018 BMW 3 Series — Dualcomp Rear 4-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM250-445SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$3,439.88Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Rear 4-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM250-447SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$3,047.62Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Rear 6-Piston Big Brake Kit — 15 in / 380 mm Slotted Rotors
MPN BKBM250-653SO
- Axle
- Rear
- Pistons
- 6
- Rotor diameter
- 15 in / 380 mm
- Rotor finish
- Slotted
$4,043.37Available to order
Choose optionsProcomp
2018 BMW 3 Series — Procomp Front 8-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM250-841SO
- Axle
- Front
- Pistons
- 8
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$2,534.65Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Front 8-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM250-846SO
- Axle
- Front
- Pistons
- 8
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$2,866.57Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Rear 8-Piston Big Brake Kit — 15.7 in / 400 mm Slotted Rotors
MPN BKBM250-863SO
- Axle
- Rear
- Pistons
- 8
- Rotor diameter
- 15.7 in / 400 mm
- Rotor finish
- Slotted
$4,767.55Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Front 8-Piston Big Brake Kit — 15 in / 380 mm Slotted Rotors
MPN BKBM250-951SO
- Axle
- Front
- Pistons
- 8
- Rotor diameter
- 15 in / 380 mm
- Rotor finish
- Slotted
$3,862.32Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Front 8-Piston Big Brake Kit — 15.7 in / 400 mm Slotted Rotors
MPN BKBM250-961SO
- Axle
- Front
- Pistons
- 8
- Rotor diameter
- 15.7 in / 400 mm
- Rotor finish
- Slotted
$4,586.51Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Front 8-Piston Big Brake Kit — 16.6 in / 421 mm Slotted Rotors
MPN BKBM250-971SO
- Axle
- Front
- Pistons
- 8
- Rotor diameter
- 16.6 in / 421 mm
- Rotor finish
- Slotted
$5,793.48Available to order
Choose optionsSlimline
2018 BMW 3 Series — Slimline Front 3-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM251-332SO
- Axle
- Front
- Pistons
- 3
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$2,715.69Available to order
Choose optionsSlimline
2018 BMW 3 Series — Slimline Front 3-Piston Big Brake Kit — 13.8 in / 350 mm Slotted Rotors
MPN BKBM251-342SO
- Axle
- Front
- Pistons
- 3
- Rotor diameter
- 13.8 in / 350 mm
- Rotor finish
- Slotted
$3,138.14Available to order
Choose optionsProcomp
2018 BMW 3 Series — Procomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM251-433SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$2,293.26Available to order
Choose optionsDualcomp
2018 BMW 3 Series — Dualcomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM251-435SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$3,017.44Available to order
Choose optionsSupercomp
2018 BMW 3 Series — Supercomp Rear 4-Piston Big Brake Kit — 13 in / 330 mm Slotted Rotors
MPN BKBM251-437SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 13 in / 330 mm
- Rotor finish
- Slotted
$2,625.17Available to order
Choose optionsProcomp
2018 BMW 3 Series — Procomp Rear 4-Piston Big Brake Kit — 14 in / 356 mm Slotted Rotors
MPN BKBM251-443SO
- Axle
- Rear
- Pistons
- 4
- Rotor diameter
- 14 in / 356 mm
- Rotor finish
- Slotted
$2,715.69Available to order
Choose optionsApplication support
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