{"title":"CAT Track Rollers","description":"\u003cp\u003eReplacement track rollers (bottom rollers) for CAT machines, each one listed against the CAT model it fits.\u003c\/p\u003e\u003cp\u003eModels covered include the CAT 259B3, 279D, 289D, 299DXHP, 303 CR, 303C CR, 305 CR, 305E CR, 311D, 312B, 312D L and 313D, with the full list of CAT models below.\u003c\/p\u003e\u003cp\u003eTrack rollers carry the weight of the machine along the bottom of the undercarriage. Rollers in this range are built with a heat treated steel casing, sealed shaft and bearings, an oil fill and heavy duty seals.\u003c\/p\u003e\u003cp\u003eFor the rest of the undercarriage, see \u003ca href=\"\/collections\/cat-rubber-tracks\"\u003eCAT rubber tracks\u003c\/a\u003e, \u003ca href=\"\/collections\/cat-carrier-rollers\"\u003eCAT carrier rollers\u003c\/a\u003e, \u003ca href=\"\/collections\/cat-sprockets\"\u003eCAT sprockets\u003c\/a\u003e, \u003ca href=\"\/collections\/cat-idlers\"\u003eCAT idlers\u003c\/a\u003e, \u003ca href=\"\/collections\/cat-track-bolts-and-nuts\"\u003eCAT track bolts \u0026amp; nuts\u003c\/a\u003e and \u003ca href=\"\/collections\/cat-rubber-pads\"\u003eCAT rubber pads\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eIf your CAT model is not listed, contact the team and we will check availability. Shipped across the USA by Excavator Parts Direct.\u003c\/p\u003e","products":[{"product_id":"127-3806-cat-bottom-roller","title":"127-3806 - CAT Bottom \/ Track Roller","description":"\n           \u003cp\u003e\n          \u003cspan\u003eFully compatible with CAT 127-3806, our Bottom Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618445082964,"sku":"TR154\/766\/00","price":121.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_130246.webp?v=1777030147"},{"product_id":"6i6524-cat-bottom-roller","title":"6I6524 - CAT Bottom \/ Track Roller","description":"\n           \u003cp\u003e\n          \u003cspan\u003eFully compatible with CAT 6I6524, our Bottom Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618446328148,"sku":"TR154\/766\/00","price":121.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_130248.webp?v=1777030153"},{"product_id":"151-9747-cat-bottom-roller","title":"151-9747 - CAT Bottom \/ Track Roller","description":"\n           \u003cp\u003e\n          \u003cspan\u003eFully compatible with CAT 151-9747, our Bottom Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618446917972,"sku":"TR171\/751\/00","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_130254.webp?v=1777030158"},{"product_id":"4i7346-cat-bottom-roller","title":"4I7346 - CAT Bottom \/ Track Roller","description":"\n           \u003cp\u003e\n          \u003cspan\u003eFully compatible with CAT 4I7346, our Bottom Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618447999316,"sku":"TR171\/751\/00","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_130255.webp?v=1777030162"},{"product_id":"cat-259b3-bottom-roller","title":"Bottom Roller for CAT 259B3","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 259B3, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618497053012,"sku":"TR090\/002\/00","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_138031_d7abb43a-f44f-4a19-9916-83fed6b53e30.webp?v=1777030672"},{"product_id":"cat-289c2-bottom-roller","title":"Bottom Roller for CAT 289C2","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 289C2, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618497118548,"sku":"TR090\/002\/00","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_138032_4236bd79-c497-4ee4-8d15-5d2521cd461f.webp?v=1777030677"},{"product_id":"cat-299d-bottom-roller","title":"Bottom Roller for CAT 299D","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 299D, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618497446228,"sku":"TR090\/002\/00","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_138033_88809c8b-f824-431d-9bcf-63095af2e4c6.webp?v=1777030680"},{"product_id":"cat-279c2-bottom-roller","title":"Bottom Roller for CAT 279C2","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 279C2, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618498855252,"sku":"TR090\/002\/00","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_138146_6c000154-1cd6-44e1-ae07-325085c3ab6a.webp?v=1777030703"},{"product_id":"cat-279d-bottom-roller","title":"Bottom Roller for CAT 279D","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 279D, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default Title","offer_id":55618499150164,"sku":"TR090\/002\/00","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/3793\/5796\/files\/custrecord_image_1_138147_ca1f6e2a-6a05-4264-b947-30441a5f3b47.webp?v=1777030707"},{"product_id":"cat-289d-bottom-roller","title":"Bottom Roller for CAT 289D","description":"\n           \u003cp\u003e\n          \u003cspan\u003eGuaranteed to fit the CAT 289D, our Track Rollers are the ideal choice for all operators looking for quality and value\u003c\/span\u003e\n          \n          \u003c\/p\u003e\u003cdiv\u003e\u003cul\u003e\n\u003cli\u003eHeat treated steel casing\u003c\/li\u003e\n\u003cli\u003eSealed shaft and bearings\u003c\/li\u003e\n\u003cli\u003eOil filled\u003c\/li\u003e\n\u003cli\u003eHeavy duty seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n          \n          \n        \n        ","brand":"CAT","offers":[{"title":"Default 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