{"id":30050,"date":"2025-10-02T10:34:44","date_gmt":"2025-10-02T14:34:44","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-121-7057-knob-1217057\/"},"modified":"2025-10-02T10:34:47","modified_gmt":"2025-10-02T14:34:47","slug":"caterpillar-121-7057-knob-1217057","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-121-7057-knob-1217057\/","title":{"rendered":"CATERPILLAR 121-7057 Knob 1217057"},"content":{"rendered":"

Caterpillar 121-7057 Knob \u2013 OEM-Grade Replacement for Excavators<\/strong><\/p>\n

The Caterpillar 121-7057 Knob is a precision-engineered replacement part designed for a wide range of Caterpillar excavator models, including the 6LS-320B FM LL, 9JS-320B FM LL, 2LS-311B, 3FS-312B L, 8JR-312B L, 1GS-325B L, and many more. Manufactured to meet stringent OEM specifications, this knob features robust metallurgy and exact dimensional tolerances to ensure seamless integration with your excavator\u2019s control systems. Its durable construction withstands harsh load conditions and frequent operational use, providing reliable performance and extended service life in demanding environments.<\/p>\n

Crafted from high-strength materials, the 121-7057 knob offers exceptional resistance to wear, corrosion, and mechanical stress, making it ideal for heavy-duty applications in construction and earthmoving. Its ergonomic design enhances operator control and precision, contributing to improved drivetrain responsiveness and overall machine efficiency. This part is critical for maintaining optimal functionality of your excavator\u2019s control interface, ensuring consistent performance and minimizing downtime. Trust the Caterpillar 121-7057 knob for superior durability, fitment accuracy, and long-term reliability.<\/p>\n

\ud83d\udd17 For genuine Caterpillar 121-7057 Knob and detailed specifications, visit the official product page at Caterpillar 121-7057 Knob on AllParts Expert<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

6LS-320B FM LL Excavator
\n9JS-320B FM LL Excavator
\n6LS-320B LL Excavator
\n9JS-320B LL Excavator
\n2LS-311B Excavator
\n3FS-312B L Excavator
\n8JR-312B L Excavator
\n2NS-312B Excavator
\n9GR-312B Excavator
\n3AW-315B L Excavator
\n1SW-315B Excavator
\n6CR-320B L Excavator
\n4NR-320B N Excavator
\n4NR-320B Excavator
\n5BR-320B Excavator
\n1AS-322B L Excavator
\n8NR-322B L Excavator
\n8MR-322B Excavator
\n1GS-325B L Excavator
\n8RR-325B L Excavator
\n8PR-325B Excavator
\n1JS-330B L Excavator
\n8TR-330B L Excavator
\n8SR-330B Excavator
\nAKX-345B II Excavator
\n8GR-311B Excavator
\n2KW-312B L Excavator
\n9FS-312B L Excavator
\n6SW-312B Excavator
\n9NW-312B Excavator
\nBAS-313B Excavator
\n7RZ-315B FM L Excavator
\n5SW-315B L Excavator
\n7RZ-315B L Excavator
\n6DZ-317B LN Excavator
\n9WW-317B L Excavator
\n7KZ-318B N Excavator
\nAEJ-318B N Excavator
\n3LR-318B Excavator
\nADC-318B Excavator
\nBBG-320B LU Excavator
\n1ES-320B L Excavator
\n5GW-320B L Excavator
\n6LW-320B L Excavator
\n7JR-320B L Excavator
\n9WS-320B L Excavator
\n2AS-320B N Excavator
\n5MS-<\/p>","protected":false},"featured_media":30001,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[52],"model_no":[7033,7041,7043,7044,62241,51514,51513,7047,7051,7052,7209,43556,7057,7210,7058,7211,63935,42829,42830,63936,62240,7062,7063,42831,7212,7072,42832,2056,7207,37517,2464,2465,27664,2463,21320,37440,46308,25983,37443,5271,7214,85225,2073,27693],"product_cat":[144],"product_tag":[180554,180560,180558,180559,180561,180562,180557,180553,180556,180552,180555,180565,180563,180564],"class_list":{"0":"post-30050","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-excavator","8":"model_no-307b","9":"model_no-311b","10":"model_no-312b","11":"model_no-312b-l","12":"model_no-313b","13":"model_no-315b","14":"model_no-315b-fm-l","15":"model_no-315b-l","16":"model_no-317b-l","17":"model_no-317b-ln","18":"model_no-318b","19":"model_no-318b-n","20":"model_no-320b","21":"model_no-320b-fm-ll","22":"model_no-320b-l","23":"model_no-320b-ll","24":"model_no-320b-lu","25":"model_no-320b-n","26":"model_no-320b-s","27":"model_no-320b-u","28":"model_no-321b","29":"model_no-322b","30":"model_no-322b-l","31":"model_no-322b-ln","32":"model_no-325b","33":"model_no-325b-l","34":"model_no-325b-ln","35":"model_no-330b","36":"model_no-330b-l","37":"model_no-330b-ln","38":"model_no-345b","39":"model_no-345b-ii","40":"model_no-345b-ii-mh","41":"model_no-345b-l","42":"model_no-365b","43":"model_no-365b-ii","44":"model_no-365b-l","45":"model_no-385b","46":"model_no-5090b","47":"model_no-5110b","48":"model_no-7214","49":"model_no-m325b","50":"model_no-w330b","51":"model_no-w345b-ii","52":"product_cat-mining","53":"product_tag-121-7057-excavator-part","54":"product_tag-1as-322b-knob-caterpillar","55":"product_tag-3fs-312b-knob-replacement","56":"product_tag-8jr-312b-knob-excavator","57":"product_tag-8rr-325b-knob-cat","58":"product_tag-8tr-330b-knob-spare-part","59":"product_tag-9js-320b-knob-part","60":"product_tag-cat-1217057-excavator-knob","61":"product_tag-cat-6ls-320b-knob","62":"product_tag-caterpillar-121-7057-knob","63":"product_tag-caterpillar-knob-121-7057","64":"product_tag-construction-machinery-knob-121-7057","65":"product_tag-excavator-knob-1217057","66":"product_tag-mining-equipment-knob-cat","68":"first","69":"instock","70":"shipping-taxable","71":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/30050","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=30050"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/30001"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=30050"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=30050"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=30050"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=30050"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=30050"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=30050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}