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    "slug": "az2203210737-small-cover-assembly-with-left-booster",
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    "title": {
        "rendered": "AZ2203210737  Small Cover Assembly With Left Booster"
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        "rendered": "<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div dir=\"ltr\">\n<div>AZ2203210737 is a 12-speed transmission left-mounted booster small cover assembly, originally matched for Sinotruk HOWO, SITRAK, HW25712 and other models.<\/div>\n<div><\/div>\n<div>It integrates a left-mounted pneumatic booster mechanism, which greatly reduces shifting force, delivers light and effortless operation, and relieves driving fatigue.<\/div>\n<div><\/div>\n<div>The high-strength cast aluminum housing features shock resistance and durable construction. Its precise sealing structure effectively prevents oil and air leakage.<\/div>\n<div><\/div>\n<div>Internal transmission parts are precision machined with clear gear positions and smooth shifting.<\/div>\n<div><\/div>\n<div>With original standard dimensions, it supports direct replacement and easy installation. Suitable for complex working conditions, it is durable, stable and cost-effective.<\/div>\n<div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-6725 aligncenter\" src=\"http:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2.jpg\" width=\"224\" height=\"299\" srcset=\"https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2.jpg 1280w, https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2-225x300.jpg 225w, https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2-768x1024.jpg 768w, https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2-1152x1536.jpg 1152w, https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2-9x12.jpg 9w, https:\/\/ql-autoparts.com\/wp-content\/uploads\/2026\/05\/210737\u5c0f\u76d6\u603b\u6210\u5de6\u7f6e\u52a9\u529b\u5668-2-600x800.jpg 600w\" sizes=\"(max-width: 224px) 100vw, 224px\" \/><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>",
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        "rendered": "<div>AZ2203210737 is a dedicated left-mounted booster small cover assembly for Sinotruk 12-speed transmissions and serves as the core control component of the gearbox.<\/div>\n<div><\/div>\n<div>It adopts a forged housing made of high-quality cast aluminum with aging treatment, featuring excellent deformation resistance and impact resistance. Built with an internal left-mounted pneumatic booster cylinder and matched with high-precision shift rocker arms and shaft sleeves, it ensures efficient transmission and effortless gear shifting.<\/div>\n<div><\/div>\n<div>The seals are made of oil-resistant rubber, suitable for high-temperature and high-pressure environments to achieve long-term leak-proof performance.<\/div>\n<div><\/div>\n<div>Compatible with 12-speed models such as Sinotruk HOWO T7H and SITRAK C7H, it features original factory quality and requires no modification during installation, ensuring stable and reliable gearbox operation.<\/div>",
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