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    • Mustang 2150RT-DUPLICATE Rear Idler | Part #275574
    • Mustang 2150RT-DUPLICATE Rear Idler | Part #275574 - close up
    • Mustang 2150RT-DUPLICATE Rear Idler | Part #275574 - left side
    • Mustang 2150RT-DUPLICATE Rear Idler | Part #275574 - internal guide lugs

    Mustang 2150RT Rear Idler | Part #275574

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    Mustang 2150RT Rear Idler | Part #275574This replacement rear idler is cataloged for Mustang 2150RT and is intended for service in the tracked undercarriage. The rear idler supports track routing,...
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    PRODUCT SPECIFICATIONS

    Technical Dimensions

    Part # 275574
    Weight 93.0 lbs

    Construction & Features

    DurabilityHeavy duty only
    FitmentDirect OEM match
    ConstructionDrop forged steel
    ConstructionHeat-treated hardening

    Frequently Asked Questions

    Fitment, availability, fulfillment, and support for this product

    What rear idler fits the Mustang 2150RT-DUPLICATE?

    This rear idler is listed for the Mustang 2150RT-DUPLICATE and matches OEM Part #275574. Before ordering, compare your machine make, model, serial number, and existing part number to confirm the correct undercarriage position and fitment.

    What sprocket fits the Mustang 2150RT-DUPLICATE?

    Matching drive sprocket options for the Mustang 2150RT-DUPLICATE include <a href="/products/mustang-2150rt-duplicate-sprocket">Mustang 2150RT (DUPLICATE) Sprocket | Part #87460888</a>. When installing new rubber tracks, inspect sprockets for hooked, sharp, or uneven teeth because worn sprockets can shorten track life and damage the drive lugs.

    What bottom rollers fit the Mustang 2150RT-DUPLICATE?

    Matching bottom roller or track roller options for the Mustang 2150RT-DUPLICATE include <a href="/products/mustang-2150rt-duplicate-track-roller">Mustang 2150RT (DUPLICATE) Track Roller | Part #ID2802</a>. Replacing worn rollers before installing new rubber tracks helps keep the undercarriage aligned and reduces uneven wear across the track carcass.

    What front idler fits the Mustang 2150RT-DUPLICATE?

    Matching front idler options for the Mustang 2150RT-DUPLICATE include <a href="/products/mustang-2150rt-duplicate-front-idler">Mustang 2150RT (DUPLICATE) Front Idler | Part #271005</a>. Front idlers guide the track and help maintain proper tension, so inspect the flange, bearing condition, and wear surface before installing new tracks.

    Should I inspect the full undercarriage before replacing this Mustang 2150RT-DUPLICATE part?

    Yes. Sprockets, idlers, rollers, and rubber tracks wear together as a system. Before replacing this part for the Mustang 2150RT-DUPLICATE, inspect the full undercarriage for uneven wear, bearing play, hooked sprocket teeth, and track tension issues.

    How do I confirm this product fits the Mustang 2150RT-DUPLICATE?

    Confirm fitment by checking your machine make, model, serial number, and existing track size or OEM part number. For rubber tracks, verify width, pitch, and link count. For undercarriage parts, compare the part number, bolt pattern, tooth count, and machine position. You can also use the <a href="/pages/rubber-track-finder">TrackTECH Track Finder</a> or call <a href="tel:8508167898">(850) 816-7898</a> before ordering.

    How fast does TrackTECH ship Mustang 2150RT-DUPLICATE parts?

    TrackTECH ships rubber tracks and undercarriage parts quickly across the Lower 48. Heavy items typically ship by freight, while smaller undercarriage parts may ship by parcel depending on warehouse availability. Review <a href="/pages/shipping">TrackTECH shipping information</a> or contact us before ordering if you need priority freight options.

    What machines is this rear idler listed for?

    Current compatible equipment listed in the TrackTECH catalog includes Mustang 2150RT.