HomeTransmission > FlywheelLuk LFW203 Clutch Flywheel
Part #: LFW203

Luk LFW203 Clutch Flywheel

⚙️ 24 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, C1500, C2500, K1500, K2500, P30, S10, P3500, Sonoma, S10 Blazer, and Jimmy
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Overview of Luk Clutch Flywheel LFW203

The Luk Clutch Flywheel LFW203 is engineered for reliable performance in Chevrolet and GMC trucks and SUVs. Designed to meet precise specifications, this flywheel supports smooth clutch operation and drivetrain efficiency for models like the Chevrolet C1500 and GMC S10 Blazer.

  • Flywheel diameter options: 11.772 inches and 29.9 inches
  • Flywheel inner diameters: 13.24 cm and 5.213 cm
  • Number of teeth: 168
  • Flywheel cup depth/step height: 0
  • Compatible with Chevrolet and GMC models including C1500, C2500, Jimmy, K1500, K2500, P30, P3500, S10, S10 Blazer, and Sonoma

Technical Specifications and Features

The Luk LFW203 clutch flywheel features a dual flywheel diameter measurement, accommodating specific engine and transmission setups. The 168-tooth ring gear ensures proper engagement with the starter motor, while the zero cup depth/step height maintains consistent clutch plate contact. Inner diameters of 13.24 cm and 5.213 cm provide precise fitment for the clutch assembly, reducing vibration and wear.

Application and Compatibility

This clutch flywheel is compatible with a range of Chevrolet and GMC vehicles, including the Chevrolet C1500, C2500, and S10 Blazer, as well as GMC Jimmy, K1500, K2500, P30, P3500, and Sonoma models. The part number LFW203 ensures correct replacement for these specific applications, supporting proper clutch function and transmission performance.

  • Resolves clutch slippage and engagement issues
  • Addresses vibration and noise during gear shifts
  • Replaces worn or damaged flywheels in Chevrolet and GMC trucks
  • Improves starter motor engagement with the flywheel teeth
  • Supports smooth drivetrain operation in heavy-duty applications

Installation Notes and Tips

When installing the Luk LFW203 clutch flywheel, ensure the flywheel surface is clean and free of debris. Torque all bolts to manufacturer specifications to prevent warping. Verify the flywheel teeth align properly with the starter motor gear. It is recommended to inspect the clutch disc and pressure plate during installation for optimal performance.

Quality Assurance and Warranty

Luk manufactures the LFW203 clutch flywheel to meet OEM standards, ensuring durability and consistent performance. This part undergoes rigorous quality control to maintain precise dimensions and material integrity. Warranty coverage details should be confirmed with the distributor or manufacturer.

BrandLuk
Part NumberLFW203
Flywheel Cup Depth/Step Height0
Flywheel Diameter11.772
Flywheel Diameter29.9
Flywheel Inner Diameter5.213
Flywheel Inner Diameter13.24
Number of Teeth168

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995ChevroletC15004.3LV6N/A2nd Design; Use with casting # 10218653
1995ChevroletC25004.3LV6N/A2nd Design; Use with casting # 10218653
1995ChevroletK15004.3LV6N/A2nd Design; Use with casting # 10218653
1995ChevroletK25004.3LV6N/A2nd Design; Use with casting # 10218653
1995ChevroletP304.3LV6N/A2nd Design; Use with casting # 10218653
1995ChevroletS104.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCC15004.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCC25004.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCK15004.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCK25004.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCP35004.3LV6N/A2nd Design; Use with casting # 10218653
1995GMCSonoma4.3LV6N/A2nd Design; Use with casting # 10218653
1994ChevroletK15004.3LV6N/A2nd Design; Use with casting # 10218653
1994ChevroletK25004.3LV6N/A2nd Design; Use with casting # 10218653
1994ChevroletS104.3LV6N/A2nd Design; Use with casting # 10218653
1994ChevroletS10 Blazer4.3LV6N/A2nd Design; Use with casting # 10218653
1994GMCJimmy4.3LV6N/A2nd Design; Use with casting # 10218653
1994GMCK15004.3LV6N/A2nd Design; Use with casting # 10218653
1994GMCK25004.3LV6N/A2nd Design; Use with casting # 10218653
1994GMCSonoma4.3LV6N/A2nd Design; Use with casting # 10218653
1993ChevroletS104.3LV6N/A2nd Design; Use with casting # 10218653
1993ChevroletS10 Blazer4.3LV6N/A2nd Design; Use with casting # 10218653
1993GMCJimmy4.3LV6N/A2nd Design; Use with casting # 10218653
1993GMCSonoma4.3LV6N/A2nd Design; Use with casting # 10218653

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

10218653416008510050-6565656588203FW96565NFW1031

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.