This Transmission Speed Sender, part number 09M927321B from VAG, is a critical component for your vehicle's automatic transmission system. It accurately measures the speed of the transmission's output shaft, providing vital data to the transmission control module (TCM). Proper functioning of the speed sender is essential for the TCM to make informed decisions regarding gear shifts, torque converter lock-up, and overall transmission performance. A faulty speed sender can lead to erratic shifting, delayed engagement, speedometer inaccuracies, and potentially transmission damage if not addressed. Crafted to meet VAG's stringent quality standards, this sender ensures reliable and precise readings, contributing to a smoother driving experience and maintaining the longevity of your transmission. Installation by a qualified mechanic is recommended to ensure proper fitment and function.
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