{"product_id":"ltwoo-105-rear-derailleur-large-pulley-rear-dial-for-shimano-105-r7000-cycling-groupset-13t-upper-jockey-pulley-and-18t-lower-jockey-pulley-special-size-replacement-part","title":"LTWOO 105 Rear Derailleur Large Pulley Rear Dial for Shimano 105 R7000 cycling groupset, 13T upper jockey pulley and 18T lower jockey pulley special size replacement part","description":"\u003ch1\u003eLTWOO 105 Rear Derailleur Large Pulley and Dial for Shimano 105 R7000 Compatibility\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/21f858c9-0867-4760-a396-9c6b1daf9f5e.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis LTWOO 105 large pulley and rear dial assembly is manufactured as a replacement component specifically for the Shimano 105 R7000 rear derailleur. It provides cyclists and mechanics with a compatible spare part for maintaining or repairing this popular groupset. The unit comes configured with a 13-tooth upper jockey pulley and an 18-tooth lower jockey pulley, matching the functional specifications required for proper operation within the derailleur system. It is supplied in a special size, as indicated, and is offered across a range of version options to correspond with different Shimano model references and aesthetic finishes.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/226520d4-94dd-454e-b66e-2aa71cc0cd64.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe core function of this product is to serve as a direct, compatible replacement for the original pulley assembly within a Shimano 105 R7000 rear derailleur. Its design centres on providing the correct mechanical interface and gearing to maintain the derailleur's shifting performance.\u003c\/p\u003e\n\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\n\u003cp\u003eThe source text does not provide specific details regarding the materials used in the construction of the pulley wheels or the rear dial housing. The product's value is based on its stated compatibility and functional specification as a replacement part, rather than on unspecified material properties.\u003c\/p\u003e\n\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\n\u003cp\u003eThe assembly is listed as a 'special size', which indicates it is designed to match the spatial and mounting requirements of the R7000 derailleur cage. The key specifications provided are the tooth counts: a 13-tooth upper jockey pulley and an 18-tooth lower jockey pulley. These sizes are critical for ensuring correct chain wrap and smooth movement across the cassette.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/2403260233090324800.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis component has a single, defined purpose: to replace the existing large pulley and dial assembly on a compatible Shimano 105 R7000 rear derailleur. It is not a universal part and is intended for this specific application.\u003c\/p\u003e\n\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\n\u003cp\u003eFor professional mechanics or team support staff, having compatible, specification-correct replacement parts like this LTWOO assembly allows for quick maintenance and repair of riders' equipment. It enables the restoration of a derailleur's function without requiring a complete groupset replacement, which is valuable during events or in a workshop setting.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eFor the home mechanic or cycling enthusiast, this product offers a solution for worn or damaged rear derailleur pulleys on an R7000 groupset. It provides a way to extend the life of the existing derailleur, which can be a more economical approach than buying a new one, assuming the derailleur's main body and other components are still serviceable.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/58ca353e-70e5-484c-86d7-ad21cb300323.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe primary benefit of this product is its stated compatibility with a widely used groupset. It addresses a specific maintenance need with a component built to the required specifications.\u003c\/p\u003e\n\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\n\u003cp\u003eBy replacing just the pulley assembly, the existing derailleur can be returned to service. This supports a repair-and-reuse approach, potentially reducing waste and cost compared to replacing the entire unit. The product itself is a maintenance item, designed to restore function to a larger system.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cp\u003eYou would choose this LTWOO 105 pulley assembly if you require a replacement part for a Shimano 105 R7000 rear derailleur and seek a compatible option. The availability of different version options ('Colourful Version', 'Economic Edition') corresponding to various Shimano model lines (105, 5800, 6800, UT) allows you to match the product to your specific groupset reference and preferred finish, as detailed in the source text.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/6bf18ae4-a7c7-4931-940b-ff7867e26fc7.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/7a78e4ab-0f5f-4528-886c-2fa88a31503f.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/7b159a5b-cf81-4d3b-a52c-e5b2f7d99929.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/823567a4-882d-4ece-b11f-c9733f5ead6d.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/878495f1-071f-4651-8715-27fe1a386e6d.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"LTWOO 105 rear derailleur large pulley and dial assembly for Shimano compatibility\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US09\/765\/2025-10-19\/original-image\/c2eafbd8-47c9-4f5a-84a6-89e55b93d8ee.webp\"\u003e\u003c\/div\u003e","brand":"test3334tak1fxioc","offers":[{"title":"5800 Economic Edition \/ Special Size","offer_id":58005732950348,"sku":"CJWZ199614005EV","price":37.0,"currency_code":"GBP","in_stock":true},{"title":"6800 Colorful Version \/ Special Size","offer_id":58005732983116,"sku":"CJWZ199614004DW","price":49.0,"currency_code":"GBP","in_stock":true},{"title":"5800 Colorful Version \/ Special Size","offer_id":58005733015884,"sku":"CJWZ199614003CX","price":49.0,"currency_code":"GBP","in_stock":true},{"title":"105 Colorful Version \/ Special Size","offer_id":58005733048652,"sku":"CJWZ199614001AZ","price":49.0,"currency_code":"GBP","in_stock":true},{"title":"105 Economic Edition \/ Special Size","offer_id":58005733081420,"sku":"CJWZ199614007GT","price":37.0,"currency_code":"GBP","in_stock":true},{"title":"6800 Economic Edition \/ Special Size","offer_id":58005733114188,"sku":"CJWZ199614006FU","price":37.0,"currency_code":"GBP","in_stock":true},{"title":"UT Colorful Version \/ Special Size","offer_id":58005733146956,"sku":"CJWZ199614002BY","price":49.0,"currency_code":"GBP","in_stock":true},{"title":"UT Economic Edition \/ Special Size","offer_id":58005733179724,"sku":"CJWZ199614008HS","price":37.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/0000\/6988\/files\/878495f1-071f-4651-8715-27fe1a386e6d.webp?v=1783445831","url":"https:\/\/r0ugqn-kg.myshopify.com\/products\/ltwoo-105-rear-derailleur-large-pulley-rear-dial-for-shimano-105-r7000-cycling-groupset-13t-upper-jockey-pulley-and-18t-lower-jockey-pulley-special-size-replacement-part","provider":"NoriSelect.uk","version":"1.0","type":"link"}