PDMUSA  |  SKU: TSK4

PDM (TSK4) Transmission Sleeve Kit - Subaru

$240.00
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Care information
  • Use the included clip during installation to avoid voiding the warranty.
  • Apply the special high-temperature grease provided in the kit for optimal performance.
  • Follow the detailed installation instructions included in the kit for a proper setup.

Description

PDM Transmission Sleeve Kit (TSK4) for Subaru WRX STI

Manufacturer: Subaru
Original OEM Part Number: 30502AA130
Supersession: 30502AA080
PDMUSA Part Number: TSK4
Replacement Bearing: TSK4-B
Transmission Type: 6-Speed Manual (Pull-Type Clutch)

✅ Vehicle Compatibility & Chassis Codes

🌎 U.S. Market

Make Model Years Chassis Codes Engine Options
Subaru WRX STI 2004–2021 GD / GR / GV / VA 2.5L Turbocharged (EJ257)

🌍 Global Market

Make Model Years Chassis Codes Engine Options
Subaru WRX STI 2004–2021 GDB / GRB / GVB / VAB 2.0L / 2.5L Turbocharged

📌 Note: Confirm transmission type and bearing surface before ordering. Applicable only to pull-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


🔧 Symptoms Fixed by the TSK4 Kit

  • Clutch chatter or shudder

  • Excessive noise during clutch operation

  • Sticky or stiff clutch pedal

  • Rough or inconsistent pedal feel

  • Premature wear or failure of clutch components

  • Surface wear on the aluminum transmission case extension

⚠️ The Problem with OEM Design

Subaru’s original cast aluminum bearing sleeve design wears out prematurely. This creates:

  • Vibration and excessive clutch noise

  • Clutch misalignment and release issues

  • Ongoing damage to transmission case components

✅ The TSK4 Kit Advantage

The TSK4 is a long-term solution that addresses the underlying issue:

  • 🛡️ Durable stainless steel sleeve eliminates future wear

  • 🔧 No machining required; installs in minutes

  • ⏳ Extends clutch and transmission lifespan

  • ♻️ Fully reversible for service or upgrades

🌍 Trusted Across Global Markets

Relied upon by Subaru performance shops, rally teams, and STI enthusiasts worldwide.

🔍 Alternate Listings (Search & Compatibility)

30502AA130 / 30502AA080
TSK4 Subaru Sleeve Kit
WRX STI Clutch Snout Repair
Subaru 6-Speed Pull-Type Clutch Fix
Subaru STI Transmission Sleeve Upgrade

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