{"product_id":"upgraded-supercharger-double-idler-pulley-set-for-mercedes-benz-e-class-cls-class-cl-class-s-class-sl-class-g-class-e55-cls55-cl55-s55-sl55-g55-2003-2011-5-5l","title":"Upgraded Supercharger Double Idler Pulley Set for Mercedes Benz E-Class CLS-Class CL-Class S-Class SL-Class G-Class E55 CLS55 CL55 S55 SL55 G55 (2003-2011) 5.5L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eBillet Aluminum Supercharger Double Idler Pulley Set for 2003-2011 Mercedes Benz E-Class, CLS-Class, CL-Class, S-Class, SL-Class, G-Class (W211, C219, C215, W220, R230, W463)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The upgraded billet supercharger double idler pulley set replaces failure-prone factory plastic idlers on 2003-2011 Mercedes Benz 5.5L AMG platforms to prevent belt throw, bearing seizure, and supercharger drive slip.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Mercedes Benz M113K Idler Pulley Failure Point\u003c\/h3\u003e\n\u003cp\u003eThe factory supercharger idler pulleys on the \u003cstrong\u003eM113K\u003c\/strong\u003e engine utilize molded composite plastic shells that cannot withstand long-term rotational stress and engine bay heat soak. Under high RPM loads and elevated drive belt tension, these OEM plastic pulleys frequently deform, groove, or crack. Worse, the stock bearing assemblies are prone to seal degradation, causing lubricant blow-by, excessive runout, catastrophic bearing seizure, and shredded drive belts that leave vehicles stranded.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered from solid T6 aircraft-grade billet aluminum, this double idler set eliminates the thermal brittleness of the stock units. Each pulley is CNC-machined to precise tolerances and finished in a black hard-anodized coating that resists belt abrasion and chemical corrosion. High-grade dual-sealed \u003cstrong\u003eNachi\u003c\/strong\u003e bearings are integrated into each pulley body to sustain extreme rotational velocities and axial thrust without lubricant breakdown. The kit includes a custom tensioner pulley bearing shield to deflect road debris and radiant heat, ensuring sustained drive grip under peak supercharger load.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 x Billet supercharger double idler pulleys\u003c\/li\u003e\n  \u003cli\u003e1 x Custom tensioner pulley bearing shield\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2003-2011 Mercedes Benz E-Class, CLS-Class, CL-Class, S-Class, SL-Class, G-Class\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eM113K 5.5L Supercharged V8\u003c\/strong\u003e \/ \u003cstrong\u003eW211, C219, C215, W220, R230, W463\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e469-510 hp \/ 516-531 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003e1132020419\u003c\/strong\u003e, \u003cstrong\u003eA1132020419\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2003-2008 Mercedes Benz E-Class E55 AMG 5.5L\u003c\/li\u003e\n  \u003cli\u003e2003-2008 Mercedes Benz CLS-Class CLS55 AMG 5.5L\u003c\/li\u003e\n  \u003cli\u003e2003-2008 Mercedes Benz CL-Class CL55 AMG 5.5L\u003c\/li\u003e\n  \u003cli\u003e2003-2008 Mercedes Benz S-Class S55 AMG 5.5L\u003c\/li\u003e\n  \u003cli\u003e2003-2008 Mercedes Benz SL-Class SL55 AMG 5.5L\u003c\/li\u003e\n  \u003cli\u003e2005-2011 Mercedes Benz G-Class G55 AMG 5.5L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit naturally aspirated 5.5L or 5.0L Mercedes models?\u003c\/h4\u003e\n\u003cp\u003eNo, this double idler set is exclusively designed for the supercharged \u003cstrong\u003eM113K 5.5L\u003c\/strong\u003e V8 engine and will not fit naturally aspirated M113, M273, or later M157\/M278 platforms.\u003c\/p\u003e\n\n\u003ch4\u003eAre modifications required to install this pulley set?\u003c\/h4\u003e\n\u003cp\u003eNo modifications are required; this is a direct-fit bolt-on replacement for factory part numbers \u003cstrong\u003e1132020419\u003c\/strong\u003e and \u003cstrong\u003eA1132020419\u003c\/strong\u003e, though professional installation and torque verification are recommended.\u003c\/p\u003e\n\n\u003ch3\u003eThe Mercedes Benz AMG Precision Standard\u003c\/h3\u003e\n\u003cp\u003eHigh-output European forced induction platforms require zero-tolerance accessory drive components. This billet aluminum idler setup restores engineered belt tracking and eliminates premature rotational failures, maintaining peak supercharger efficiency without vibration or fault codes.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67558862684408,"sku":"DS-ESWZXVKS7","price":240.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/upgraded-supercharger-double-idler-pulley-set-for-mercedes-benz-e-class-cls-class-cl-class-s-class-sl-class-g-class-e55-cls55-cl55-s55-sl55-g55-2003-2011-5-5l-1.jpg?v=1790925460","url":"https:\/\/performancechiptuning.com\/es\/products\/upgraded-supercharger-double-idler-pulley-set-for-mercedes-benz-e-class-cls-class-cl-class-s-class-sl-class-g-class-e55-cls55-cl55-s55-sl55-g55-2003-2011-5-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}