Tarox Super Sport Rear Big Brake Kit (BBK) 340mm - BMW 3 Series E46 (1998-2006) - Performance Rear Brake Upgrade/Conversion - Fast Road & Track - Fits 316i 318i 320i 320Ci 320d 323i 325i 328i - Billet Calipers & Vented Discs/Rotors

Rear big brake conversion for BMW 3 Series E46

Unlock serious stopping performance on your BMW E46 with this Italian‑engineered rear performance braking upgrade. Designed for owners who demand stronger bite, improved pedal feel and fade resistance on fast road and track day use, this high quality rear setup transforms confidence without compromising day‑to‑day drivability.

Why enthusiasts choose this rear upgrade

• Caliper model B34GT-10 - precision machined from solid billet aluminium for excellent strength and heat management
• Single piece vented rear discs sized at 340 mm for superior heat dissipation and consistent braking
• Minimum wheel size 18 inch for clearance
• Piston dimensions matched to the BMW hydraulic system - retains the standard master cylinder and servo
• Compatible with factory ABS and stability systems for a true plug‑in braking enhancement
• Hard anodised finishes in grey or black for durability - colour options available on request
• Low‑maintenance internal sealing with O‑rings that keep out dust and grime

Pad compounds to suit your driving

• Strada - fast road
• Corsa - fast road and occasional circuit use
• Competizione - circuit only

Disc face patterns available

Supplied as standard with F2000 face. Sport Japan, D95 and C83 patterns can be specified at no extra cost when ordering.

Built for the E46 platform

Perfect fit for BMW 3 Series E46 models: 316i, 318i, 320i, 320Ci, 320d, 323i, 325i, 328i. Search terms you might know this by include rear big brake kit, rear rotor conversion, performance rear brakes, E46 340 mm rear upgrade, BMW E46 brake upgrade rear, E46 track brakes, E46 fast road brakes and E46 rear performance rotors.

Real‑world results

We have installed this rear setup on customer E46s and the feedback is consistently positive. Drivers report stronger initial bite, a firmer pedal, more even pad wear and dependable stopping power on spirited road drives and track sessions.

Technical and finish notes

• Part number reference - Caliper model B34GT-10
• Billet aluminium construction for strength and reduced unsprung mass
• Vented 340 mm single piece rear discs for excellent thermal control
• Hard anodised grey or black for maximum longevity - colour anodising available but requires careful cleaning
• Avoid acid‑based wheel cleaners. For best results remove wheels before cleaning

Lead time and images

Produced in northern Italy to order. Handmade build time can be up to 14 days. Images are for illustration only.

Professional installation

For fitting, we recommend MJ Modifications in Warwickshire. Request a fitting quote via info@mjmodifications.co.uk.

SEO and compatibility highlights

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