loverapple FN01-21-550 Automatic Transmission Speed Sensor: Compatible with multiple Mazda models
Picture this: you're cruising down the highway in your Mazda, and suddenly the speedometer starts acting like a confused compass. That's often the Automatic Transmission Speed Sensor calling it quits. This little gizmo is the unsung hero in models like the Mazda 2, 3, 5, 6, CX-7, and Protege, keeping tabs on the transmission output shaft's speed. It feeds critical data to the car's brain for buttery-smooth gear shifts and peak efficiency. Get it wrong, and you're looking at jerky changes, a thirstier fuel tank, or even transmission meltdown—so yeah, it's kind of a big deal for keeping your ride silky and dependable.
In the trenches, this sensor is your first stop when the speedometer goes haywire, the check engine light flashes transmission trouble, or shifts feel like a jackhammer. Swapping it out? A cinch with basic tools—perfect for weekend warriors or a speedy garage job. Stick with a quality part, and you're not just fixing a glitch; you're boosting transmission longevity and safety, ensuring your Mazda handles everything from city crawls to open-road sprints without a hiccup.
Features
- Ensures accurate speed readings
- Easy installation process
- Durable construction for longevity
- Improves transmission performance
- Compatible with multiple Mazda models
General specs
- Brand: loverapple
- Model: FN01-21-550
- Seller: Joom
- ID: 689c4530e7c6f301eb8a4d5c
- Compatibility: Mazda 2, Mazda 3, Mazda 5, Mazda 6, Mazda CX-7, Mazda Protege
- Type: Automatic Transmission Speed Sensor
- Part Number: FN01-21-550
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Joom
| Date | Price |
|---|---|
| 11/15/25 | $27.44 |
| 8/24/25 | $25.38 |
Shipping options
United States
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| Brand | loverapple | Xiaomi | Magene | Xiaomi | Xiaomi | |
| Model | FN01-21-550 | 11T / 11T Pro | Mi 11 Lite 5G / Mi 11 Lite / 11 Lite 5G NEM2101K9AG | Note 14 5G | ||
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| Price | $27.44 | $2.83 | $26.99 | $2.22 | $2.09 | $56.43 |
| Seller | Joom | Sunsky | Gshopper | Sunsky | Sunsky | Gshopper |
| Update | November 14, 2025 | May 17, 2025 | July 25, 2024 | May 19, 2025 | May 18, 2025 | July 25, 2024 |
| Compatibility | Mazda 2, Mazda 3, Mazda 5, Mazda 6, Mazda CX-7, Mazda Protege | Xiaomi 11T, Xiaomi 11T Pro | Xiaomi Mi 11 Lite 5G, Mi 11 Lite, 11 Lite 5G NEM2101K9AG | Xiaomi Redmi Note 14 5G | ||
| Condition | New | New | New | |||
| Installation | Professional installation recommended | Professional installation recommended | Professional installation recommended | |||
