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    Wiper Blade Sizes

    2022 Kenworth T680 Wiper Blade Sizes & Replacement Guide

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    The complete parts counter guide to wiper blade sizes, attachments, and aftermarket upgrades for the 2022 Kenworth T680.

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    Maintaining clear visibility is absolutely essential for commercial drivers, making wiper blade replacement on your 2022 Kenworth T680 a top priority. A clean windshield ensures you can safely navigate highways, job sites, and unpredictable weather conditions. Below is a comprehensive guide to the correct wiper blade sizes, attachment styles, and replacement steps for your rig.

    Quick reference

    Here are the standard wiper blade specifications for the 2022 Kenworth T680. Always verify your specific truck's windshield configuration, as fleet specs can occasionally vary.

    PositionLength (in)Length (mm)AttachmentOEM PN
    Driver22"550 mm9x4 J-HookSee Dealer
    Passenger22"550 mm9x4 J-HookSee Dealer
    RearN/AN/AN/AN/A

    (Note: Commercial heavy-duty trucks like the T680 do not come equipped with a rear wiper. OEM part numbers vary based on exact fleet build; consult your local Kenworth parts counter for exact OEM replacements.)

    Best aftermarket replacements

    If you are on the road and need to grab replacement blades from a truck stop or auto parts store, several premium aftermarket options provide excellent performance for heavy-duty applications.

    • Bosch ICON: (Premium tier) Features a dual rubber compound and exclusive tension spring arcing technology. Excellent for high-speed highway driving and harsh winter conditions.
    • Rain-X Latitude: (Premium tier) Applies a water-repelling coating to the windshield as it wipes. Great for heavy rain and snow.
    • Trico Force: (Mid-to-Premium tier) Engineered with a swept-wing spoiler that reduces wind lift at highway speeds—perfect for the aerodynamic profile of the T680.
    • Michelin Stealth: (Mid tier) Features a unique smart-flex design that provides hybrid blade performance with superior windshield contact.
    • PIAA Si-Tech: (Premium tier) Made from silicone rubber, which lasts longer than traditional rubber and coats the windshield with a water-repellent barrier.

    Attachment style

    The 2022 Kenworth T680 utilizes a standard J-hook attachment. Because it is a commercial vehicle, it may use a wider heavy-duty 9x4mm J-hook rather than the standard passenger car 9x3mm J-hook. When purchasing aftermarket blades, ensure the included adapters are compatible with heavy-duty or wide J-hook wiper arms.

    How to install

    Replacing the wiper blades on your T680 is a quick maintenance task you can perform at the fuel island or in the yard.

    1. Pull the arm away: Carefully pull the metal wiper arm away from the windshield until it locks into the upright position.
    2. Remove the old blade: Locate the small plastic tab where the blade meets the J-hook of the wiper arm. Press this tab and push the wiper blade down toward the base of the arm to slide it out of the hook.
    3. Position the new blade: If your new aftermarket blade requires a specific adapter for a 9x4 J-hook, snap it into place first. Align the new blade with the hook.
    4. Lock it in: Pull the blade up into the hook until you hear a distinct click.
    5. Test: Gently lower the arm back onto the windshield (do not let it snap back, as this could crack the glass). Turn on the ignition and test the wipers with wiper fluid to ensure they are seated properly and operate smoothly.

    When to replace

    For commercial drivers putting high miles on their trucks, wiper blades endure significant wear and tear. You should plan to replace your wiper blades every 6 to 12 months. However, you should replace them immediately if you notice:

    • Streaking or smearing across your line of sight.
    • Chattering or skipping as the blade moves across the glass.
    • Splitting or cracking of the rubber squeegee element.

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    More specs for the 2022 Kenworth T680

    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

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    Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-09-21.

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