TOPRAN 638 972 Brake Pad Wear Indicator

Compatible with AUDI Q7 (4MB, 4MG, 4MQ) , VW TOUAREG (CR7, RC8) , AUDI Q8 (4MN, 4MT) Show more info
Ensures timely notification of brake pad wear. Direct fit for specific vehicle applications.
2.38 EUR
inc. VAT 21%
In stock 144
Delivery 1 day (29.06.2026)
PN 638 972
Make TOPRAN

This TOPRAN brake pad wear indicator, part number 638 972, is designed to alert you when your brake pads have reached a critical wear level. Proper functioning of this sensor is crucial for maintaining optimal braking performance and preventing potential damage to your brake rotors. This component is engineered to meet the specific requirements of compatible vehicle models, ensuring a seamless installation and reliable operation. Regular checks of your brake system, including the wear indicators, are essential for road safety. By providing an early warning, this indicator helps you schedule brake pad replacements proactively, avoiding unexpected failures and costly repairs. Trust TOPRAN for quality components that contribute to your vehicle's safety and longevity.

  • Monitors brake pad wear level
  • Provides timely warning for replacement
  • Designed for specific vehicle fitments
  • Helps prevent rotor damage
  • Ensures consistent braking performance
  • Durable construction for longevity
  • Easy installation
Installation side
Front axle
Number of pin contacts
2
Additional article/Additional info 2
with wire
Length [mm]
422
Plug connector housing shape
D-Shape
Wear sensor
Replace the warning contact together with the brake pads
Brake type
Disc brake mechanism
  • AUDI
    • Q7 (4MB, 4MG, 4MQ)
      • 3.0 TFSI quattro (245kW/333PS)
      • 3.0 TDI quattro (200kW/272PS)
      • 3.0 TDI quattro (183kW/249PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 3.0 TDI quattro (155kW/211PS)
      • 3.0 TDI e-tron quattro (275kW/374PS)
      • 3.0 TDI quattro (190kW/258PS)
      • SQ7 TDI quattro (320kW/435PS)
      • 50 TDI Mild Hybrid quattro (210kW/286PS)
      • 45 TDI Mild Hybrid quattro (170kW/231PS)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
      • 55 TFSI e quattro (280kW/381PS)
      • 60 TFSI e quattro (335kW/455PS)
      • SQ7 quattro (373kW/507PS)
      • 45 TDI quattro (183kW/249PS)
      • 45 TFSI quattro (195kW/265PS)
    • Q8 (4MN, 4MT)
      • 50 TDI Mild Hybrid quattro (210kW/286PS)
      • 45 TDI Mild Hybrid quattro (170kW/231PS)
      • SQ8 TDI Mild Hybrid quattro (320kW/435PS)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
      • SQ8 quattro (373kW/507PS)
      • 55 TFSI e quattro (280kW/381PS)
      • 60 TFSI e quattro (340kW/462PS)
  • VW
    • TOUAREG (CR7, RC8)
      • 3.0 TDI 4motion (210kW/286PS)
      • 3.0 TDI 4motion (170kW/231PS)
      • 3.0 TDI 4motion (183kW/249PS)
      • 3.0 TSI 4motion (250kW/340PS)
      • 2.0 TFSi 4motion (183kW/249PS)
      • 4.0 V8 TDI 4motion (310kW/421PS)
      • 3.0 eHybrid 4motion (280kW/381PS)
      • 3.0 R 4motion (340kW/462PS)
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