
2-630-4ST Lightweight Steel Flywheel for 2002-06 Nissan Altima, Sentra 2.5 L
Competition Clutch 2-630-4ST Features:
Competition Clutch Lightweight Steel Flywheels (ST suffix) are recommended for naturally aspirated and/or street-driven applications. This flywheel preserves low-end torque and driveability. Well-suited for Stage 1 and Stage 2 clutch applications. Made of 4140 forged steel and are a one-piece design. Not all applications have the ST and STU versions available. Flywheel weights vary from 8lbs to 18lbs depending on application.
- 4140 Forged Steel
- One-piece Design
- Make: Nissan
- Flywheel Material: Forged steel
- SFI Approved: No
- Quantity: Sold individually.
Competition Clutch Lightweight Steel Flywheels – Street-Ready Performance Flywheels for Faster Engine Response
Competition Clutch Lightweight Steel Flywheels are engineered to reduce rotating mass while maintaining the strength and drivability required for high-performance street vehicles. Precision-machined from 4140 forged steel in a durable one-piece design, these flywheels help engines rev faster, improve throttle response, and deliver smoother power transfer without sacrificing low-end torque.
Designed for naturally aspirated and street-driven applications, they work with both stock and performance clutch assemblies and are ideal for Gravity, Stage 1, and Stage 2 clutch setups. With application-specific weights typically ranging from 8 to 18 pounds, Competition Clutch Lightweight Steel Flywheels offer a balanced upgrade that enhances acceleration while preserving everyday drivability and reliability.



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