





🚗 Tune into precision, drive with confidence!
The Bosch 0261231174 Knock Sensor is a robust, high-precision engine sensor designed for select Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, Saturn, and Suzuki models. It features a wide operational temperature range up to 125°C, digital 12V output, and enhances fuel efficiency by up to 9% while boosting engine torque by 5%. Engineered to detect knock silently, it ensures optimal engine performance and longevity.




| Brand | Bosch Automotive |
| Item dimensions L x W x H | 4.02 x 1.54 x 4.06 inches |
| Material | Acrylonitrile Butadiene Styrene |
| Item Weight | 2.72 ounces |
| Style | Robust |
| Maximum Supply Voltage | 12 Volts (DC) |
| Mounting Type | Flange Mount |
| Output Type | Digital |
| Specific Uses For Product | Knock Detection,Temperature |
| Upper Temperature Rating | 125 Degrees Celsius |
| Global Trade Identification Number | 04047024516014 |
| Manufacturer | Bosch |
| Model | Knock Sensor |
| Product Dimensions | 4.02 x 1.54 x 4.06 inches |
| Item model number | 0 261 231 174 |
| Exterior | Painted |
| Manufacturer Part Number | 0261231174 |
| OEM Part Number | 12566845 |
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Knock sensor
I did a refund return on this item 2 days ago and I have to return it by November 23 but my Mechanic want be able to work on my vehicle until after Thanksgiving to remove bad knock sense to return it. I should have to pay for another knock sensor
Trustpilot
1 week ago
3 weeks ago