PDM Transmission Sleeve Kit (TSK3) for Subaru Manufacturer: SubaruOriginal OEM Part Number: 30502AA121Supersessions: 30502AA100 / 30502AA110PDMUSA Part Number: TSK3Replacement Bearing: TSK3-B (sold separately)Transmission Type: 6-Speed Manual (Push-Type Clutch) ✅ Vehicle Compatibility & Chassis Codes 🌎 U.S. Market Make Model Years Chassis Codes Engine Options Subaru WRX STI 2004–2021 GDB / GRB / GV / VA 2.5L Turbocharged Subaru Legacy Spec B 2006–2009 BL 2.5L Turbocharged Subaru Forester XT 2004–2008 SG 2.5L Turbocharged 🌍 Global Market Make Model Years Chassis Codes Engine Options Subaru WRX STI 2001–2021 GDB / GRB / GV / VA 2.0L / 2.5L Turbocharged Subaru Legacy Spec B 2006–2009 BL 2.0L / 2.5L Turbo Subaru Forester XT 2004–2008 SG 2.0L / 2.5L Turbo 📌 Note: Confirm transmission type and bearing surface before ordering. Applicable only to push-type clutch systems. 💪 What’s in the Kit? CNC-machined stainless steel sleeve Oversized clutch release bearing (sleeve-specific) Bearing clip Hardware High-temp specialty grease Detailed installation instructions ⚠️ Important: The included bearing clip must be used. Omission will void the warranty and may result in premature failure. 🔧 Symptoms Fixed by the TSK3 Kit Clutch chatter or shudder Excessive noise during clutch operation Sticky or stiff clutch pedal Rough or inconsistent pedal feel Bearing drag or vibration Premature wear or failure of clutch components ⚠️ The Problem with OEM Design Subaru’s original aluminum bearing sleeve design in 6-speed platforms is prone to wear and fatigue under high torque, resulting in: Clutch misalignment Vibration and noise Repeated service intervals ✅ The TSK3 Kit Advantage The TSK3 is engineered to handle aggressive use: 🛡️ Reinforces critical wear surfaces with a stainless steel sleeve ❌ Prevents future damage to the transmission case 🔧 No machining or case modifications required ⏳ Improves longevity of the entire clutch system ♻️ Fully reversible for service or upgrades 🌍 Trusted Across Global Markets Relied on by Subaru enthusiasts, rally teams, and performance tuners around the world. 🔍 Alternate Listings (Search & Compatibility) 30502AA121 / 30502AA100 / 30502AA110TSK3 Clutch Sleeve KitSubaru STI Clutch Snout Repair6MT Throw-Out Bearing FixSubaru 6-Speed Transmission SleeveSubaru Performance Clutch Upgrade
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