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A transmission speed sensor is your vehicle’s critical data gateway for proper shifting behavior, monitoring input shaft (turbine) and output shaft rotation speeds to help the transmission control module (TCM) or ECU determine optimal shift timing and torque converter lockup. Positioned inside or on the transmission housing, it ensures smooth gear changes, accurate speedometer readings, and protection against premature transmission wear. Modern automatic and CVT transmissions make reliable transmission speed sensor performance essential for drivability and fuel economy.
As a professional transmission speed sensor manufacturer and transmission speed sensor supplier since 2007, YZHIDIANF combines 19 years of expertise with our own 3,000+㎡ manufacturing facility to deliver superior sensing solutions. We serve global clients requiring OEM transmission speed sensor replacements, custom transmission speed sensor development, and competitive wholesale transmission speed sensor or bulk transmission speed sensor orders—all backed by integrated production, strict quality control, and responsive support for B2B partners worldwide.
Transmission speed sensors must deliver consistent, noise-free signals to the TCM—any dropout or irregularity can cause harsh shifting, limp mode, or speedometer errors. Our sensors feature Hall-effect or variable reluctance technology with precision-machined poles and sealed electronics, delivering stable frequency output across temperature extremes and vibration conditions. Whether you need replacements for domestic, European, or Asian transmissions, our engineering ensures plug-and-play fitment and OE-matched signal characteristics.
Transmission fluid contaminants, extreme heat, and mechanical vibration quickly degrade inferior speed sensors. Every YZHIDIANF transmission speed sensor undergoes thermal shock cycling from -40°C to +150°C, 500-hour oil immersion tests, and over 1 million signal cycle validations. We provide test reports and real-time verification videos for bulk orders, so you can source with confidence knowing each sensor meets long-term durability standards inside automatic, manual, or dual-clutch transmissions.
Failed transmission speed sensors trigger immediate repair needs—but long supply lead times cost you customers. We maintain deep stock of over 80 transmission speed sensor SKUs covering passenger cars, trucks, SUVs, and heavy-duty equipment. With 75% of our product line ready for immediate dispatch and flexible MOQ options for wholesale buyers, we help you reduce stockout risks and fulfill workshop or dealer orders faster than typical factory turnaround.
As a dedicated transmission speed sensor manufacturer with our own 3,000+㎡ facility, we control every stage from magnetic coil winding or Hall-effect IC assembly to overmolding and final calibration. Unlike trading companies, we offer full traceability, custom labeling, and sensor tuning for specific tooth wheel geometries or air gap requirements. Our one-year warranty and responsive after-sales support give your business a reliable supply chain partner—not just another supplier.
Индивидуальные сенсорные решения для вашего бренда и технических требований
As a leading custom transmission speed sensor manufacturer, YZHIDIANF offers comprehensive personalization options that enable you to differentiate your brand in the marketplace while meeting specific electrical and mechanical specifications.
Оптимизированное партнерство от запроса до постоянной поддержки
Working with YZHIDIANF as your transmission speed sensor manufacturer follows a transparent, efficient process designed to make international collaboration straightforward and successful.
Contact us with your requirements, including vehicle applications, transmission type (4-speed, 6-speed, CVT, DCT), sensor type (input speed or output speed), estimated annual volumes, and any special requests for custom transmission speed sensor or OEM transmission speed sensor specifications. We respond within 24 hours with competitive pricing, product recommendations, and sample availability information.
Our technical team collaborates with you to finalize product specifications, ensuring proper fitment, signal compatibility, and electrical performance. For clients requiring wholesale transmission speed sensor branding, we develop logo artwork, packaging designs, and approve samples before mass production begins.
После подтверждения заказа наша производственная команда составляет график производства в соответствии с вашими сроками. На протяжении всего производства мы осуществляем контроль качества и по запросу можем предоставить информацию о ходе работ и отчеты о предотгрузочных проверках.
Finished products receive careful packaging suitable for international transport, with options for neutral, branded, or retail-ready presentation. We coordinate shipping via air freight (UPS, DHL, FedEx) or sea freight according to your bulk transmission speed sensor order requirements, and can work with your preferred freight forwarder.
После отправки мы предоставляем информацию для отслеживания и всегда готовы ответить на любые вопросы во время транспортировки. Наша годовая гарантия и оперативная служба поддержки клиентов гарантируют, что любые вопросы будут оперативно рассмотрены, поддерживая ваше доверие к нашему сотрудничеству.
Необходимые знания для ваших клиентов и сотрудников службы технической поддержки
Passenger Vehicles (Sedans/SUVs) : Typically every 100,000 to 160,000 kilometers (60,000 to 100,000 miles), though severe operating conditions such as frequent towing, stop-and-go traffic, or contaminated transmission fluid may require more frequent replacement.
Commercial Vehicles (Trucks/Vans) : Generally every 80,000 to 120,000 kilometers (50,000 to 75,000 miles), as heavier loads and higher transmission operating temperatures place additional stress on speed sensors.
High-Performance & Towing Applications : More frequent replacement recommended due to increased transmission heat cycles and higher mechanical loads.
√Erratic or harsh shifting between gears, especially at highway speeds
√Speedometer reads zero, fluctuates erratically, or shows incorrect speed
√Transmission stays in limp mode (defaults to a single gear, usually 2nd or 3rd)
√Check engine light or transmission warning light illumination with codes such as P0715, P0717, P0720, or P0722 (input/turbine speed sensor circuit malfunction)
√Torque converter fails to lock up, reducing fuel economy at cruising speeds
√Vehicle experiences delayed or no engagement when shifting from Park to Drive or Reverse
While offering OEM transmission speed sensor replacements, emphasize proper installation practices:
√isconnect the battery before sensor replacement to prevent electrical faults
√Clean the mounting area thoroughly before removing the old sensor—dirt entering the sensor bore can damage the new sensor or contaminate transmission fluid
√Inspect the sensor O-ring or seal and replace with the included new seal to prevent fluid leaks
√Apply a small amount of clean transmission fluid to the new O-ring before installation to prevent rolling or tearing
For vehicles operating in extreme conditions, remind customers that transmission speed sensors face different stresses throughout the year. In summer, high ambient temperatures combined with towing or heavy loads can degrade sensor electronics over time. In winter, cold transmission fluid becomes thicker, and sensor response times may be affected. Additionally, road salt and moisture can corrode sensor connectors and wiring. Recommending periodic transmission service and sensor inspection before extreme seasons can prevent unexpected failures and costly transmission repairs.
WhatsApp:+86-13450358058
Тел: +86-13450358058
E-mail: jasmine@zhenhuaauto.com
Адрес: Восточная дорога Гуаньюань, район Тяньхэ, город Гуанчжоу, провинция Гуандун, Китай
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