Luk 05-171 Clutch Kit

LuK 05-171 Clutch Kit Overview

The LuK 05-171 transmission clutch kit is built for specific Hyundai and Kia manual transmission applications, including the 2009-2010 Kia Optima, 2010-2012 Kia Forte, 2010-2013 Kia Forte Koup, 2009-2010 Hyundai Sonata, 2010-2011 Hyundai Tucson, and 2011-2013 Kia Sportage. It combines OE-focused clutch components with application-specific fitment for a direct replacement service job.

LuK develops original-equipment specifications for individual vehicle applications, and this kit reflects that approach with matched clutch hardware for the listed Hyundai Sonata, Kia Forte, and Kia Sportage platforms. Part number 05-171 is also referenced in aftermarket interchange listings for the same application.

Key Features

• Push type diaphragm pressure plate for the listed manual transmission applications
• 9-1/4" clutch disc diameter with 23-spline, 1" input shaft specification
• Cover assembly, clutch disc, slave cylinder, all necessary pilots, and accessory pack included
• OE-style replacement from LuK, a supplier known for application-specific clutch engineering
• Cross-reference part numbers include Sachs K70557-01 and AMS Automotive 05-150

Detailed Product Description

LuK 05-171 is a transmission clutch kit designed around the exact requirements of the covered Hyundai and Kia vehicles. The kit uses a push type diaphragm pressure plate and a 9-1/4" clutch disc with a 23-spline configuration, helping ensure the clutch assembly matches the transmission input shaft and factory-style engagement characteristics. The included slave cylinder and pilot components support a complete clutch service on the specified applications.

This part is used on 2009-2010 Kia Optima, 2010-2012 Kia Forte, 2010-2013 Kia Forte Koup, 2009-2010 Hyundai Sonata, 2010-2011 Hyundai Tucson, and 2011-2013 Kia Sportage. If you are sourcing a LuK 05-171 clutch kit for a Hyundai Sonata or Kia Forte manual transmission repair, verify transmission details against the vehicle before ordering.

Common Problems This Kit Addresses

• Clutch slip during acceleration
• Hard or inconsistent clutch engagement
• Chatter, shudder, or vibration on takeoff
• Difficulty shifting due to worn clutch components
• Hydraulic release issues tied to the slave cylinder

Installation Notes and Tips

Confirm the transmission input shaft diameter, spline count, and clutch diameter before installation. Inspect the flywheel, release system, and pilot area during service, and replace worn mating components as needed to restore proper clutch operation. Follow factory torque procedures and bleed the hydraulic system thoroughly after installation.

Quality Assurance

LuK supplies original-equipment clutch specifications for many vehicle applications and manufactures a high level of its components in-house. That OE-focused engineering is reflected in the fit and component selection of part number 05-171 for the listed Hyundai and Kia models.