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    Wiper Blade Sizes

    2017 Peterbilt 579 Wiper Blade Sizes

    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

    PositionLength (in)Length (mm)Attachment
    Driver28700J-hook
    Passenger28700J-hook

    Best aftermarket replacements

    • Bosch ICON: Premium-tier beam-style blade for all-weather performance.
    • Rain-X Latitude: Popular mid-tier beam-style blade with water-repellent coating.
    • Trico Force: Durable, high-performance blade designed for heavy-duty use.
    • Michelin Stealth: Hybrid blade combining the stability of a conventional blade with the aerodynamics of a beam blade.
    • PIAA Si-Tech: Silicone blade known for its long life and quiet operation.

    Attachment style

    The 2017 Peterbilt 579 uses a J-hook attachment for both driver and passenger side wiper blades. This is the most common and straightforward attachment type, making replacement simple.

    How to install

    1. Lift the wiper arm: Gently pull the wiper arm away from the windshield until it locks in the upright position.
    2. Release the old blade: Locate the small tab on the J-hook connector where the blade attaches to the arm. Press this tab and slide the old wiper blade off the arm.
    3. Install the new blade: Slide the new wiper blade onto the J-hook until it clicks securely into place.
    4. Lower the wiper arm: Carefully lower the wiper arm back onto the windshield.

    When to replace

    Wiper blades should be replaced every 6–12 months, or as soon as you notice a decrease in visibility. Signs that your wipers need replacing include streaking, chattering, or skipping on the windshield. For commercial vehicles like the Peterbilt 579, which often operate in demanding conditions, more frequent inspections and replacements may be necessary to ensure safety.

    Need wipers swapped fast? Find a shop on Repairius.

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    More specs for the 2017 Peterbilt 579

    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.

    Brake Pad & Rotor Specs

    Pad PNs, rotor size, min thickness, caliper torque.

    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.

    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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