Paragon 4-Piston Track Performance Big Brake Kit – Rear for BMW M3 (E90/E92/E93) / 1M Coupe

This complete, track-ready big brake kit is engineered for the BMW M3 (E90, E92, E93) and 1M Coupe, offering a high-performance rear braking solution that delivers exceptional control, cooling, and consistency. Featuring Paragon’s PA025 4 piston rear calipers with 27/27mm pistons, this kit is built to meet the demands of both street enthusiasts and dedicated track drivers.

Key Features:

• Paragon PA025 4 piston calipers (Piston size: 27/27mm)

• Fully-floating 2-piece rotors with 48 directional ventilation vanes – up to 30% cooler than OEM

• Calipers finished in hard anodized or ENP electroless nickel plating

• Hard anodized rotor hats – increased resistance to heat, wear, and discoloration

• Piston sizes tailored for M3 and 1M – fully compatible with OEM ABS and master cylinder

• Confidence-inspiring heat resistance, strong bite, and precise modulation

• Designed for both street and track use

• Complete pre-assembled rear axle kit – easy bolt-on installation

• Retains OEM electronic parking brake (E-brake) function