{"product_id":"vw-brake-servo-03-7750-4902-4","title":"ATE 03.7750-4902.4 Brake Booster VW","description":"\u003ch3\u003e1. Product Description\u003c\/h3\u003e\n\u003cp\u003eThe OEM reference \u003cb\u003e358612107\u003c\/b\u003e (and its direct supercession \u003cb\u003e358612107B\u003c\/b\u003e) corresponds to a genuine, original equipment factory vacuum **Brake Booster (Brake Servo)** cataloged by the **Volkswagen Group (VAG)**. This safety-critical, 9-inch pneumatic power-assist unit plays a key role in vehicular braking dynamics by utilizing engine manifold vacuum pressure to multiply the force applied to the brake pedal. By reducing physical pedal effort, it ensures smooth, immediate response to the hydraulic master cylinder. It features a robust, rust-inhibited metal housing, long-life inner diaphragms, and integrated mechanical check valves manufactured to original equipment standards to eliminate hard-pedal or fading performance issues.\u003c\/p\u003e\n\n\u003ch3\u003e2. Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eOEM Part Number:\u003c\/b\u003e 358 612 107 \/ 358 612 107 B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003ePrimary Equipment Manufacturer:\u003c\/b\u003e ATE (Original factory supplier)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eATE Article Reference:\u003c\/b\u003e 03.7750-4902.4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eTechnical Identification Code \/ Parameter:\u003c\/b\u003e T52\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eBooster Outer Diameter [inch]:\u003c\/b\u003e 9.0 (approx. 229 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eOperating Mode:\u003c\/b\u003e Pneumatic \/ Vacuum assisted\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eBrake System Configuration:\u003c\/b\u003e Exclusively for vehicle configurations running ATE hydraulics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eProduct Condition:\u003c\/b\u003e Sourced as premium aftermarket matching original OE standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eEAN Number:\u003c\/b\u003e 4006633137973\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e3. Vehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis 9-inch T52 pneumatic brake booster is engineered specifically for historical front-wheel-drive and four-wheel-drive platforms managed by the \u003cb\u003eVolkswagen Group (VAG)\u003c\/b\u003e. It spans higher-specification compact, mid-sized, and sporty premium platforms produced throughout the late 1980s and 1990s.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2;\"\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eCar Model\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eCompatible Engines\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eEngine Power (hp \/ kW)\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eYear of Manufacture\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cb\u003eVW Passat B3 \/ B4\u003c\/b\u003e (3A2, 35I, 3A5) \/ Variant Estate\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1.6, 1.8, 2.0, 2.0 16V, 1.6 TD, 1.9 D, 1.9 TD, 1.9 TDI\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e68 - 150 hp \/ 50 - 110 kW\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1988 - 1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cb\u003eVW Golf II\u003c\/b\u003e (19E, 1G1) \/ \u003cb\u003eJetta II\u003c\/b\u003e (19E, 1G2)\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1.6, 1.8, 1.8 GTI, 1.8 Syncro, 1.6 TD (Late Facelift Models)\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e70 - 112 hp \/ 51 - 82 kW\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1889 - 1992\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cb\u003eVW Corrado\u003c\/b\u003e (53I)\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1.8 16V, 1.8 G60, 2.0 i, 2.0 i 16V\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e115 - 160 hp \/ 85 - 118 kW\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1988 - 1995\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cb\u003eSEAT Toledo I\u003c\/b\u003e (1L)\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1.6 i, 1.8 i, 2.0 i, 1.9 D, 1.9 TD, 1.9 TDI\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e68 - 115 hp \/ 50 - 85 kW\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1991 - 1999\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003e4. Factory Cross-Reference \u0026amp; Interchange Numbers\u003c\/h3\u003e\n\u003cp\u003eThis premium original equipment part structure interchanges flawlessly across historical catalog divisions and alternative specialized brands:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eVAG Genuine OE Numbers:\u003c\/b\u003e 358 612 107, 358612107, 358 612 107 B, 358612107B, 357 612 107 A, 357612107A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eATE (Direct Manufacturer):\u003c\/b\u003e 03.7750-4902.4 \/ 03775049024\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eTRW Alternative Reference:\u003c\/b\u003e PSA455\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATE","offers":[{"title":"Default Title","offer_id":57537993441663,"sku":"03.7750-4902.4","price":193.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/7252\/9023\/files\/preview_10b0af46-1678-4ad2-b49a-1cb6cd6e1a98.jpg?v=1778859458","url":"https:\/\/klassik357.eu\/products\/vw-brake-servo-03-7750-4902-4","provider":"Klassik357 - Classic and retro car parts","version":"1.0","type":"link"}