
Red Line 42404 10W‑40 Full Synthetic Motorcycle Oil – 1 Quart
High-Performance Ester/PAO Blend – Provided by Elite Race Fab
Red Line 42404 is a premium 10W‑40 full-synthetic motorcycle oil crafted for street, sport, and competition bikes. Built on a high-grade Ester/PAO base and tuned for clutch-friendly friction properties, this formula delivers outstanding wear protection, thermal stability, and dependable performance in mixed-use motorcycle engines and transmissions.
Key Benefits:
Superior wear protection for engine and transmission components
Balanced friction modifiers ensure smooth wet-clutch engagement
Broad-range viscosity keeps performance consistent in hot and cold
Cleans and resists sludge buildup for long-lasting reliability
High thermal and oxidation resistance under heavy load
Specifications:
SAE Grade: 10W‑40
Size: 1 Quart (946 mL)
Base: Ester & Polyalphaolefin (PAO)
Additives: Optimized ZDDP and friction modifiers for motorcycle use
Use Case: 4‑cycle motorcycle engines with shared engine/transmission oil
Fitment / Recommended Use:
Perfect for:
Street and sport bikes with integrated wet-clutch systems
High-speed, high-revving single or multi-cylinder motorcycles
Riders seeking top-tier lubrication and smooth gear shifts
Why Buy From Elite Race Fab?
Trusted by serious Riders and racers
Prompt shipping with expert-level support
Real performance — no filler, no fluff