{"title":"Wiper Arm","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWiper Arm Materials and Construction\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMost wiper arms are constructed from pressed or stamped steel, chosen for its ability to hold consistent spring tension over years of repeated use without losing the downward pressure that keeps the blade in contact with the glass. A small internal spring, housed within the arm itself, provides this consistent pressure, and a weakened or broken spring is a less obvious failure point than a visibly bent arm, often showing up as light, patchy wiping rather than complete failure. Some premium and aerodynamic wiper arm designs use a lower profile, wind-cheating shape to reduce lift at highway speed, particularly relevant on vehicles with a steeply raked windscreen.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhere the Wiper Arm Fits in the System\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA wiper system has three separate parts, each covered on its own page. The wiper motor, covered under Wiper Motors, drives the mechanism from underneath the cowl panel. The wiper arm, covered here, transfers that motor movement to the glass and holds the wiper blade at the correct angle and pressure. The wiper blade itself, covered under Wiper Blades, is the rubber edge that actually contacts and clears the glass. A problem in one part is often mistaken for another, so identifying which one has actually failed saves buying the wrong replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eSigns Your Wiper Arm Needs Replacing, Not the Blade\u003c\/span\u003e\u003c\/h2\u003e\n\u003col\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWipers that judder or skip across the glass even with a brand new blade fitted.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eA wiper arm that looks visibly bent, twisted, or does not sit flush against the glass when down.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWipers that no longer park correctly in the same spot at the bottom of the windscreen.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eVisible rust or corrosion at the pivot or spline connection point beneath the arm.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIf a new blade has not resolved streaking or uneven contact, the arm itself, rather than the blade, is often the actual cause.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWindscreen Wiper Arm vs Rear Wiper Arm\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA windscreen wiper arm faces greater exposure to sun, road grime and constant use compared with a rear wiper arm, which typically operates less frequently and covers a smaller area on hatchbacks, wagons and SUVs. Rear wiper arm assemblies are also more prone to seizing from infrequent use, particularly on vehicles that spend long periods without rain, since the pivot mechanism can stiffen up from lack of movement. Front and rear arms are essentially never interchangeable, given differences in reach, spline type, and mounting angle between the two positions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eSpline Fit and Park Position: Why Fitment Accuracy Matters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWindshield wiper arm attachment relies on a splined connection between the arm and the motor spindle, and getting this wrong results in a wiper that either does not engage properly or parks in the wrong position on the glass. Wiper arm replacement should always match the exact spline count and pattern for your specific make and model, since a close but incorrect fit can slip under load or fail to park flush against the cowl. Getting the park position correct also matters for aerodynamics and cowl clearance on many modern vehicles, where an incorrectly parked wiper arm can catch on trim during operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eA Common Fitment: VE Commodore Wiper Arm Removal\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCertain platforms see particularly frequent wiper arm replacement demand, and VE Commodore wiper arm removal is a commonly searched task among Australian owners due to a known tendency for the pivot nut to seize over time. Removal generally requires a specific puller tool to avoid damaging the spindle thread, since forcing a seized arm off without the correct technique can strip the spline or bend the motor spindle itself. This is a useful example of why researching the correct removal method for your specific model before starting is worth the extra few minutes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eFitting a Replacement Wiper Arm\u003c\/span\u003e\u003c\/h2\u003e\n\u003col\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eNote the exact park position of the old arm before removal, usually by marking its resting angle against the glass.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eMost arms are secured with a nut or clip at the spindle, sometimes hidden beneath a small plastic cap.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eA stuck or seized arm often benefits from penetrating oil and gentle rocking rather than excessive force.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eConfirm the new arm parks in the same position as the old one before final tightening.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA windscreen wiper arm replacement follows the same general process as a window wiper arm replacement on the rear glass, though rear wiper arm replacement often involves a simpler, single-nut fixing compared with the front.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhy Buy Your Wiper Arm From CBT Auto Parts\u003c\/span\u003e\u003c\/h2\u003e\n\u003col\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eFitment is checked against your exact make, model, and spline pattern before dispatch.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWindscreen and rear wiper arm options available individually or as a matched set.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWiper arm orders ship within 24 to 48 hours, tracked door to door across Australia.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eSits alongside Wiper Blades, Wiper Motors, and Glass and Window Regulators for a complete wiper system refresh.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eSupport team available to help confirm spline type and park position before you order.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e","products":[],"url":"https:\/\/cbtautoparts.com\/collections\/wiper-arm.oembed","provider":"CBT Auto Parts","version":"1.0","type":"link"}