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    • Kubota U35-3 / U35-3S Bottom Roller
    • Kubota U35-3 / U35-3S Bottom Roller | Part #RB511-21702 - close up
    • Kubota U35-3 / U35-3S Bottom Roller | Part #RB511-21702 - left side
    • Kubota U35-3 / U35-3S Bottom Roller | Part #RB511-21702 - internal guide lugs

    Kubota U35-3 Bottom Roller

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    Regular Price $169.00Call for Price
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    Kubota U35-3 / U35-3S Bottom Roller | Parts #RB511-21702, #RC788-21700These heavy-duty aftermarket bottom rollers are cataloged for the Kubota U35-3 / U35-3S mini excavator. The bottom roller carries machine load...
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    PRODUCT SPECIFICATIONS

    Technical Dimensions

    Part # RB511-21702
    Weight 18.04 lbs

    Construction & Features

    DurabilityHeavy duty only
    FitmentOEM-reference match
    ConstructionDrop forged steel
    FinishHeat-treated hardening

    Fitment Table

    KubotaU35-3, U35-3S

    Frequently Asked Questions

    Fitment, availability, fulfillment, and support for this product

    What bottom roller / track roller fits the Kubota U35-3?
    This bottom roller / track roller is listed for the Kubota U35-3 and matches OEM Part #RB511-21702. Before ordering, compare your machine make, model, serial number, and existing part number to confirm the correct undercarriage position and fitment.
    What front idler fits the Kubota U35-3?
    Matching front idler options for the Kubota U35-3 include Kubota U35-3 Front Idler | Part #RC461-21300. Front idlers guide the track and help maintain proper tension, so inspect the flange, bearing condition, and wear surface before installing new tracks.
    What rubber tracks pair with this bottom rollers?
    Matching rubber track options connected to this Kubota U35-3 undercarriage setup include Kubota U35-3 Rubber Tracks | 300x53x84 (Part #300X53X84). If you are replacing this part, inspect the full undercarriage so the new component and rubber tracks wear evenly together.
    Should I inspect the full undercarriage before replacing this Kubota U35-3 part?
    Yes. Sprockets, idlers, rollers, and rubber tracks wear together as a system. Before replacing this part for the Kubota U35-3, inspect the full undercarriage for uneven wear, bearing play, hooked sprocket teeth, and track tension issues.
    How do I confirm this product fits the Kubota U35-3?
    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 TrackTECH Track Finder or call (850) 816-7898 before ordering.
    How fast does TrackTECH ship Kubota U35-3 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 TrackTECH shipping information or contact us before ordering if you need priority freight options.
    What machines is this bottom roller listed for?
    Current compatible equipment listed in the TrackTECH catalog includes Kubota U35, Kubota U35-3, Kubota U35-3S.
    Where can I buy this bottom roller?
    TrackTECH supplies new replacement bottom roller options with low direct pricing, free shipping and fast nationwide delivery. Current price and availability are shown on the product page.