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    Brake Pad & Rotor Specs

    2020 Chevrolet Silverado 3500HD – Brake Pad & Rotor Specs

    AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.

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    Quick reference

    SpecMeasurement
    Front pad PN (OEM)Verify with dealer
    Front pad PN (Akebono)ASP1932 ( ceramic)
    Front pad PN (Bosch)BE1932H (ceramic)
    Front pad PN (Wagner)SX1932 (ceramic)
    Front pad PN (Power Stop)17-1932 (ceramic)
    Rear pad PN (OEM)Verify with dealer
    Rear pad PN (Akebono)ASP1970A (ceramic)
    Rear pad PN (Bosch)BE1970A (ceramic)
    Rear pad PN (Wagner)SX1970 (ceramic)
    Rear pad PN (Power Stop)17-1970 (ceramic)
    Front rotor diameter & new thickness355 mm (13.98 in) / 36 mm (1.42 in)
    Front rotor minimum thickness34 mm (1.34 in)
    Rear rotor diameter & new thickness345 mm (13.58 in) / 30 mm (1.18 in)
    Rear rotor minimum thickness28.5 mm (1.12 in)
    Caliper piston count (front/rear)2 (front) / 1 (rear)
    Caliper bracket torque (front)250 Nm (184 lb-ft)
    Caliper bracket torque (rear)220 Nm (162 lb-ft)
    Caliper slide-pin torque (front/rear)30 Nm (22 lb-ft)
    Brake fluid specDOT 4

    How to choose pads

    When it comes to your 2020 Chevrolet Silverado 3500HD, selecting the right brake pads is crucial for optimal stopping power and longevity, especially given the vehicle's heavy-duty nature. Here's a breakdown of common pad types:

    • Ceramic: These are a popular choice for their quiet operation, low dust production, and excellent longevity. Ceramic pads offer consistent braking performance in various temperatures and are generally gentle on rotors. For a daily driven Silverado 3500HD that sees a mix of unloaded and moderately loaded use, ceramic pads are often an excellent all-around choice.

    • Semi-Metallic: Semi-metallic pads are known for their aggressive bite and excellent heat dissipation, making them a good option for heavy hauling and towing. They contain a higher percentage of metallic fibers, which can result in more brake dust and potentially more noise than ceramic pads. If your Silverado 3500HD is consistently towing heavy loads or operating in demanding conditions, semi-metallic pads can provide the added stopping power and fade resistance you need.

    • Heavy-Duty/Truck & Towing Specific: Many aftermarket manufacturers offer brake pads specifically designed for heavy-duty trucks like the Silverado 3500HD. These pads often incorporate materials and designs optimized for extreme heat and heavy loads, providing enhanced stopping power, reduced fade, and improved durability. They might be ceramic or semi-metallic formulations, but with specific compounds tailored for severe-duty applications. If you push your 3500HD to its limits, investing in these specialized pads is highly recommended.

    Ultimately, the best choice depends on your driving habits and typical use of your Silverado 3500HD. Consider your average loads, towing frequency, and preferred braking feel when making your decision.

    Typical service life

    The service life of brake pads and rotors on your 2020 Chevrolet Silverado 3500HD can vary significantly based on driving conditions, load, and your personal driving style. On average, you can expect the following:

    • Front Brake Pads: 30,000 to 70,000 miles. Given the proportion of braking force handled by the front axle, especially when hauling or towing, front pads tend to wear out faster.
    • Rear Brake Pads: 40,000 to 90,000 miles. Rear pads typically last longer as they do less of the primary braking work.
    • Rotors: Rotors often last through two sets of brake pads, meaning 60,000 to 140,000 miles. However, this can be shortened by heavy use, warping due to excessive heat, or reaching the minimum thickness limit.

    It's always recommended to have your brakes inspected regularly, ideally at every oil change, to monitor wear and address any issues before they become critical. A

    Need service on your Chevrolet Silverado 3500HD?

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    More specs for the 2020 Chevrolet Silverado 3500HD

    Oil Capacity & Filter

    Capacity, weight, filter PN, drain plug torque, change interval.

    Fluid Type Specs

    Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.

    Coolant Capacity & Type

    Total system capacity, OEM coolant spec, flush interval, bleed tips.

    Transmission Fluid & Service

    Trans model, fluid spec, capacity, filter PN, service interval.

    Torque Specifications

    Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.

    Tire Size & Pressure

    OEM size, cold psi, bolt pattern, wheel size, TPMS.

    Battery Size & Group

    Group size, CCA, AGM/flooded, dimensions, reset note.

    A/C Refrigerant & Oil

    R-134a or R-1234yf, charge oz, PAG oil spec.

    Bulb Sizes (Headlight, Tail, Fog)

    Headlight, fog, tail, turn, reverse, interior.

    Factory Maintenance Schedule

    Service intervals by mileage, severe-duty notes, known issues.

    Towing Capacity & Payload

    Max tow, payload, GVWR/GCWR, hitch class by trim.

    Fuse Box Diagram & Amperage

    Fuse box locations, layout, amps, and what each fuse controls.

    Serpentine Belt Routing & Length

    Belt routing, length, rib count, OEM + aftermarket PNs.

    Wheel Alignment Specifications

    Camber, caster, toe ranges (front & rear), adjustability notes.

    Paint Color Codes

    All factory colors with paint codes, sticker location, touch-up tips.

    Wiper Blade Sizes

    Driver/passenger/rear blade size, attachment, OEM + cross-refs.

    Spark Plug Type & Gap

    Plug PN, gap, torque, interval by engine.

    Transmission & Axle Gear Ratios

    Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.

    Key Fob Programming

    DIY programming steps, FCC ID, fob PN, battery, transponder.

    Same spec — other model years

    Maintenance & repair guides

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