Brembo P50138N Disc Brake Pad Set - Rear

Brembo PRIME Ceramic Rear Brake Pads

Brembo PRIME Ceramic disc brake pad set P50138N is built for rear brake service on select Mercedes-Benz performance sedans and SUVs with TRW brake systems. It combines ceramic friction material with included shims, pad wear sensor preparation, bolts, brake lubricant, and mounting hardware for a complete brake pad replacement.

Key Features

• Ceramic friction material for quiet, clean braking performance
• Premium-grade Brembo PRIME Ceramic formulation
• Prepared for pad wear sensor use; pad wear sensor not included
• Pad shims included to help reduce noise and vibration
• Bolts, brake lubricant, and mounting hardware included
• Fits TRW brake system applications
• Outer pad height: 79.00 mm; inner pad height: 70.00 mm
• Outer and inner pad width: 129.00 mm
• Outer and inner pad thickness: 17.00 mm

Product Details

The Brembo PRIME Ceramic line focuses on OE-style braking characteristics with ceramic friction material and application-specific hardware. Part number P50138N is a rear disc brake pad set for Mercedes-Benz E53 AMG, AMG GT 43, CLS53 AMG, GLC63 AMG, GLC63 AMG S, AMG GT 53, CLS450, E450, E63 AMG S, E400, and E43 AMG models listed below. This part cross-references PowerStop 17-2047 for the same application.

Vehicle Fitment

• Fits 2019-2023 Mercedes-Benz E53 AMG, rear.
• Fits 2022 Mercedes-Benz AMG GT 43, rear.
• Fits 2019-2021 Mercedes-Benz CLS53 AMG, rear.
• Fits 2018-2021 Mercedes-Benz GLC63 AMG, rear.
• Fits 2018-2021 Mercedes-Benz GLC63 AMG S, rear.
• Fits 2019 Mercedes-Benz AMG GT 53, rear.
• Fits 2019 Mercedes-Benz CLS450, rear.
• Fits 2019 Mercedes-Benz E450, rear.
• Fits 2018-2019 Mercedes-Benz E63 AMG S, rear.
• Fits 2017-2018 Mercedes-Benz E400, rear.
• Fits 2017-2018 Mercedes-Benz E43 AMG, rear.

What This Part Helps Address

• Rear brake pad wear on Mercedes-Benz E53 AMG and related models
• Brake noise caused by worn friction material or missing shims
• Brake vibration related to aged pad hardware
• Reduced braking consistency from depleted rear pads
• Service needs on TRW-equipped rear brake systems

Installation Notes

Verify rear axle fitment, brake system type, and pad dimensions before installation. Replace pads as a matched axle set and inspect rotors, caliper hardware, and sensor wiring during service. Use the included brake lubricant sparingly on approved contact points only, and confirm proper seating of the shims and bolts during reassembly.

Quality Assurance

Brembo PRIME Ceramic brake pads are engineered as a premium replacement option with application-specific fitment and included service hardware. Part number P50138N is built for confirmed rear applications on select Mercedes-Benz models with TRW brake systems.