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Hawk Performance

Hawk HB642F.658 HPS Rear Brake Pads for 2008-2017 Audi A4/A5/S4/S5/Q5 SQ5 RS5

Regular price
$143.09
Regular price
$158.99
Sale price
$143.09
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In Stock: 22

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Product Specification:

SKU:HAWKHB642F.658

MPN: HB642F.658

UPC: 840653061863

Weight: 3.5 lb

Inventory: 22

Type: Brake Pads - Performance



Vehicle Fitment

  • 2008-2017 Audi A5 Quattro (B8, Cabriolet/Base/Premium/Premium Plus/Prestige/Sport/Technik), 2.0L I4
  • 2009-2017 Audi Q5 (8R, Komfort/Premium/Premium Plus/Prestige/Progressiv/Technik), 2.0L I4 / 3.0L V6 / 3.0L TDI (diesel)
  • 2009-2016 Audi A4 / A4 Allroad Quattro (B8, Komfort/Premium/Premium Plus/Progressiv/Technique), 2.0L I4 / 3.2L V6
  • 2010-2016 Audi S4 (B8), 3.0L Supercharged V6
  • 2009-2017 Audi S5 (B8), 3.0L Supercharged V6 / 4.2L V8
  • 2014-2017 Audi SQ5 (8R), 3.0L Supercharged V6
  • 2013-2016 Audi A4 Allroad Quattro (B8), 2.0L I4 / 3.0L V6
  • 2014-2015 Audi RS5 (B8), 4.2L V8

Features

  • HPS (High Performance Street) ferro-carbon compound
  • 20-40% increased stopping power vs OEM
  • Smooth, consistent brake pedal feel
  • Engineered for daily driving and light track use
  • Gentle on rotors - minimizes wear and warping
  • Operating range 100-700 °F (optimal 100-500 °F)
  • Corrosion-resistant backing plates with anti-squeal shims
  • Virtually noise-free design
  • Includes OE-style spring clips
  • Lifetime warranty against defects

Specifications

  • Pad thickness: 0.658" (rear axle set of 4 pads)
  • Material: ferro-carbon HPS compound
  • Operating temperature: 100-700 °F (optimum 100-500 °F)
  • Compatible with OEM iron/metal rotors - *not* for carbon-ceramic
  • Disc brake application: rear, fits OEM calipers
  • UPC: 840653061863
  • Emissions legality: CARB/EPA compliant (street use)
  • Pad set weight approx. 3.5 lb

Included Components

  • 2x left rear brake pad
  • 2x right rear brake pad
  • 2x anti-squeal shims
  • 2x spring/retaining clips (OE-style)
  • Installation instructions

Product Description

The Hawk HB642F.658 HPS Rear Brake Pads deliver a significant improvement in braking performance, offering 20-40% more stopping power compared to factory pads. Their proprietary ferro-carbon compound is optimized for spirited street driving and occasional light track use, with a wide thermal operating range of 100-700 °F (optimum 100-500 °F), ensuring consistent pedal feel even under demanding conditions.

Designed to be rotor-friendly and virtually noise-free, these pads include OE-style spring clips and anti-squeal shims for direct-fit installation in rear calipers. Compatible with iron/metal rotors (not carbon-ceramic), they maintain smooth engagement and gentle rotor wear. Backed by Hawk's lifetime warranty, the HB642F.658 is ideal for Audi enthusiasts seeking enhanced braking performance without sacrificing daily comfort.

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