Rear second calliper adapter (bracket) BMW E8x, E9x IRP E90 E91 E92 E93 E81 E82 E87 E88

Upgrade your BMW E8X or E9X rear braking system with the Rear Second Calliper Adapter, designed for dual-calliper setups. This precision-machined, lightweight aluminium bracket allows seamless installation of a secondary rear calliper, ideal for hydraulic handbrake setups or enhanced motorsport braking systems. 

FEATURES

• Enables dual rear calliper setup for advanced braking applications
• CNC machined for exact fitment and anodized for corrosion resistance 
• Maintains correct calliper alignment and pad contact
• Built to withstand extreme track conditions
• Compatible with most hydraulic handbrake systems
• Designed for use with OEM rear knuckles 

INSTALLATION REQUIREMENTS

OEM rear knuckles/wheel carriers from: E8X 130i, 135i, 123d; E9X 320si, 325i, 330i, 335i, 320d, 325d, 330d, 335d

• Left knuckle: 33326774807
• Right knuckle: 33326774808

First brake callipers from: E8X 130i, 135i, 123d; E9X 325i, 330i, 335i, 320d, 325d, 330d, 335d

• Left callipers housing: 34216769101
• Right calliper housing: 34216769102
• Calliper carrier: 34216769104

Second brake callipers from M performance ventilated brake disc set: E8X 116i, 118i, 120i; E9X 316i, 318i, 320i, 323i, 325i, 328i, 318d, 320d

• Left calliper housing: 34216768697
• Right calliper housing: 34216768698
• Calliper carrier: 34216768696

Brake disc: E9X 325i, 330i, 335i, 320d, 325d, 330d, 335d – 336×22 mm (34216855004) 

⚠️ Important Notes

• Intended for racing and off-road use only
• Requires professional installation for optimal safety and performance
• Compatible with most hydraulic handbrake systems