{"id":48215,"date":"2026-01-16T03:32:52","date_gmt":"2026-01-16T08:32:52","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-121-1251-gear-1211251\/"},"modified":"2026-01-16T03:32:55","modified_gmt":"2026-01-16T08:32:55","slug":"caterpillar-121-1251-gear-1211251","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-121-1251-gear-1211251\/","title":{"rendered":"CATERPILLAR 121-1251 Gear 1211251"},"content":{"rendered":"

Caterpillar 121-1251 Gear \u2013 OEM-Grade Precision for Backhoe Loaders<\/strong><\/p>\n

The Caterpillar 121-1251 Gear is a high-performance drivetrain component engineered specifically for a wide range of Caterpillar Backhoe Loader models, including 8RN-428C, 2BR-436C, 1ZR-426C, BPE-438D, and many others. Manufactured with premium-grade alloy steel, this gear ensures exceptional durability and resistance to wear under heavy load conditions common in construction and mining applications. With precise dimensions tailored to fit seamlessly into the drivetrain assembly, the 121-1251 Gear maintains optimal torque transmission and mechanical efficiency, contributing to the overall reliability and longevity of your Caterpillar equipment.<\/p>\n

This gear\u2019s advanced metallurgy and heat treatment processes provide superior hardness and fatigue resistance, making it ideal for high-stress environments. Its robust design minimizes backlash and vibration, enhancing operational smoothness and reducing maintenance intervals. Compatible with numerous Caterpillar Backhoe Loader variants such as the BPN-438D, 1RR-436C, and BMC-420D, the 121-1251 Gear supports consistent performance even under extreme working conditions. Investing in this OEM-quality spare part guarantees adherence to Caterpillar\u2019s stringent standards, ensuring your machinery operates at peak efficiency with reduced downtime.<\/p>\n

\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 121-1251 Gear, visit Caterpillar 121-1251 Gear at AllParts Expert<\/a>. This ensures you receive authentic, high-quality parts optimized for your heavy equipment needs.<\/p>","protected":false},"excerpt":{"rendered":"

8RN-428C Backhoe Loader
\n2BR-436C Backhoe Loader
\n1ZR-426C Backhoe Loader
\nBPE-438D Backhoe Loader
\nBPN-438D Backhoe Loader
\n2CR-428C Backhoe Loader
\n1RR-436C Backhoe Loader
\n1XR-416C Backhoe Loader
\n5YN-416C Backhoe Loader
\n7WN-426C Backhoe Loader
\n9JN-436C Backhoe Loader
\n1WR-416C Backhoe Loader
\n4ZN-416C Backhoe Loader
\nBMC-420D Backhoe Loader
\n1YR-426C Backhoe Loader
\n6XN-426C Backhoe Loader
\n2AR-436C Backhoe Loader
\n8TN-436C Backhoe Loader
\nBGJ-416D Backhoe Loader
\nBKC-420D Backhoe Loader
\n1NR-426C Backhoe Loader
\nBFP-416D Backhoe Loader
\nBLN-420D Backhoe Loader
\nFDP-420D Backhoe Loader
\nBML-430D Backhoe Loader
\nBNK-430D Backhoe Loader
\nBGP-424D Backhoe Loader
\nBKR-424D Backhoe Loader
\nBMT-428D Backhoe Loader
\nBNB-428D Backhoe Loader
\nCJZ-424D Backhoe Loader
\nRXA-424D Backhoe Loader
\n1ER-426C Backhoe Loader
\n1MR-426C Backhoe Loader
\nBNS-428D Backhoe Loader
\n1FR-436C Backhoe Loader
\n1PR-436C Backhoe Loader
\n1JR-438C Backhoe Loader
\n9KN-438C Backhoe Loader
\n1CR-426C Backhoe Loader
\nBLL-428D Backhoe Loader<\/p>","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[32372],"model_no":[38072,2631,38069,38085,57239,2632,7170,38068,38074,38076,38077,7171,7172,38080,38082],"product_cat":[144],"product_tag":[317076,317100,317070,317106,317087,317081,317094,317104,317074,317097,317080,317085,317092,317078,317095,317072,317108,317090,317102,317083],"class_list":{"0":"post-48215","1":"product","2":"type-product","3":"status-publish","5":"product_brand-caterpillar","6":"machine-type-backhoe-loader","7":"model_no-416c","8":"model_no-416d","9":"model_no-420d","10":"model_no-424b","11":"model_no-424b-hd","12":"model_no-424d","13":"model_no-426c","14":"model_no-428c","15":"model_no-428d","16":"model_no-430d","17":"model_no-432d","18":"model_no-436c","19":"model_no-438c","20":"model_no-438d","21":"model_no-442d","22":"product_cat-mining","23":"product_tag-121-1251-backhoe-loader-gear","24":"product_tag-121-1251-backhoe-loader-parts","25":"product_tag-121-1251-gear","26":"product_tag-121-1251-gear-for-cat-loaders","27":"product_tag-121-1251-mining-equipment-gear","28":"product_tag-121-1251-spare-part","29":"product_tag-121-1251-transmission-gear","30":"product_tag-cat-121-1251-engine-gear","31":"product_tag-cat-121-1251-gear","32":"product_tag-cat-121-1251-gear-assembly","33":"product_tag-cat-121-1251-heavy-machinery-gear","34":"product_tag-cat-121-1251-loader-gear","35":"product_tag-cat-121-1251-mechanical-gear","36":"product_tag-caterpillar-121-1251-backhoe-loader-part","37":"product_tag-caterpillar-121-1251-drive-gear","38":"product_tag-caterpillar-121-1251-gear","39":"product_tag-caterpillar-121-1251-heavy-equipment-parts","40":"product_tag-caterpillar-121-1251-industrial-gear","41":"product_tag-caterpillar-121-1251-machinery-spare","42":"product_tag-caterpillar-121-1251-replacement-gear","44":"first","45":"instock","46":"shipping-taxable","47":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/48215","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=48215"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=48215"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=48215"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=48215"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=48215"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=48215"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=48215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}