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ES#5470722 - 11505107 - Porsche PDK Speed Sensor 11505107 - Restore your Porsche PDK transmission with the next-generation USA-made T-Design Speed Sensoran upgraded, reliable fix that saves thousands over gearbox replacement. - LN Engineering -

Porsche PDK Speed Sensor 11505107

Restore your Porsche PDK transmission with the next-generation USA-made T-Design Speed Sensor—an upgraded, reliable fix that saves thousands over gearbox replacement.
LN Engineering
Mfg Part #
11505107
ECS Part #
ES#5470722
Brand
LN Engineering

1410.99
Availability:
Available from Supplier
Est. Ship Date:
Ships on Sep 3, 2026
Qty

Product Details

The next generation T-Design PDK Speed Sensor restores precision and reliability to your Porsche’s dual-clutch transmission. Designed and manufactured in the USA by a Porsche-focused company serving enthusiasts since 2013, this upgraded sensor features a modern functional redesign built for lasting performance. A limited lifetime warranty is included.

Compatible with Porsche 911 (997, 991), Boxster (987, 981, 718), and Cayman (987, 981, 718) models equipped with 7DT45 or 7DT70 PDK transmissions, this sensor offers a direct, factory-fit replacement for the original unit. It’s a brand-new component—never salvaged or refurbished—and engineered from precision-machined aluminum for excellent thermal stability and durability in demanding environments.

The PDK speed sensor plays a critical role in monitoring internal shaft speeds, allowing the gearbox control unit to manage smooth and accurate gear changes. When a sensor fails, the control unit loses this essential input and will lock the transmission in its current gear. Once the car stops, it will not drive again until the sensor is replaced.

Common symptoms of a failed sensor include limp mode, an undrivable condition, or a dashboard message such as “Gearbox fault…”. OBD fault codes like 173E or 17xx—typically showing “Transmission input shaft speed sensor 1/2 limit value exceeded”—are also strong indicators. Temperature warnings or other secondary errors may appear as well, and most dealers or repair shops will diagnose these issues as a speed sensor failure.

In the past, this type of fault often required a full PDK transmission replacement, resulting in significant cost. With the T-Design next-generation sensor, qualified repair shops can now replace the failed part easily and affordably, restoring full function at a fraction of the price of a new gearbox.

This sensor is a modern, improved solution built with the latest technology to ensure stable, reliable operation. Its robust aluminum housing resists heat and vibration, while advanced electronics deliver consistent signal accuracy. Proudly designed and manufactured in the USA, it is the ideal solution for Porsche owners and shops seeking dependable, cost-effective PDK repairs.

Installation should be performed by a qualified technician familiar with Porsche PDK transmissions. For fitment confirmation, please contact us with your VIN and fault codes to verify that this is the correct part for your vehicle.

This part does not have vehicle applications yet. For fitment verification, contact our sales team via 330-331-2003, Live Chat Text Us! , or [email protected].

This product is not eligible for Lifetime Replacement

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Return and Exchanges

Need to set up a return? Click here to begin: Return Process

All you need is your order number and email address.


New/Unused Product Returns

ECS Tuning will accept returns for unused products within 90 days of the ship date for a refund to the original payment method used. The customer is responsible for the return shipping costs and fees. If selecting to use a prepaid shipping label, the shipping cost will be deducted from the total refunded amount. All new/unused products must be new, unused and must be in the original packaging, including labeling, manuals, hardware, etc. Special order parts are non-refundable.

In the event that we find an error on our website or on behalf of an ECS Tuning Representative, we will provide a return shipping label from the original delivery location.

Refused Packages

Any domestic orders that are returned to ECS Tuning as refused by receiver or non-deliverable will be subject to a return handling fee and will be processed as a return in compliance with our standard return policy, including a 15% restocking fee.

Any international orders that are refused at the time of delivery will be subject to carrier abandonment of the package, at which time the ordered products would be discarded by the carrier. The customer will not be refunded for the value of the order and the discarded products are no longer retrievable.

Return Process

Return Process

ECS Tuning now offers an online returns solution! To get started, simply log into your ECS Tuning account, Click the "View Orders" button on the My Account home page and select the order that you wish to make a return on to begin. If you have any questions, feel free to reach out to our Customer Service Team for assistance!

Please note: Refunds will be processed to the original payment method used on the order or to an in store credit, respective to the type of return that is made as well as any pre-existing arrangements with an ECS Tuning Customer Service Representative. In the event that multiple forms of payment were used, we will refund the value to an in store credit. In the event that a return label is provided, these charges may be deducted from the total refund you receive.

Original shipping costs are non-refundable and the buyer is responsible for return shipping charges. ECS Tuning will not accept COD deliveries.


All in store credit balances will expire after one year from the original purchase date.

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Shipping Policy

Free Shipping On Orders $49 & Up

Items marked with a 'Free Shipping On Orders $49 and Up' logo may qualify for free standard economy ground shipping to the contiguous United States (48 states) for most orders with a value greater or equal to $49.00 USD. Oversized products and direct ship products are excluded from this offer unless otherwise noted.

Free Shipping

Items marked as 'Free Shipping' may qualify for free standard economy ground shipping to the contiguous United States (48 states). Oversized products and direct ship products are excluded from this offer unless otherwise noted.


The policies listed above are subject to change at any time without notice.

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Lifetime Replacement

Want to know more about our Lifetime Replacement program?

Click here to learn more.

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Why You Should Shop From ECS Tuning

ECS Tuning stands out as more than an automotive parts supplier-it's a vibrant community fueled by a shared passion for cars. Born from the enthusiasm of car lovers, we offer an unmatched understanding and commitment to the automotive world, providing high-quality parts and accessories sourced from our own experiences. Our selection is meticulously crafted to meet the highest standards of performance, quality, and design, catering to both the latest trends and classic styles.


Our distinct advantage lies in our passionate team and comprehensive support, offering expert advice and seamless service from selection to installation. Shopping with ECS brings exclusive perks, including our Lifetime Replacement Guarantee and free shipping on orders over $49, enhancing the value of every purchase. As a central hub for car enthusiasts, ECS Tuning fosters a rich community where ideas and experiences flourish, transforming us from a mere supplier into a platform where automotive dreams come to life.

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Cancellation Policy

At ECS Tuning, we understand that plans can change. That's why we offer a flexible cancellation policy for our customers. You may cancel your order at any time before you receive the shipment confirmation. This policy is designed to provide you with peace of mind and the flexibility to make adjustments to your purchases as needed. Should you decide to cancel your order, simply reach out to our customer service team, and we will assist you with the process swiftly and efficiently.

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