FLYWHEEL SOCKET SET - OTC Tools and Equipment

The OTC 4888 Flywheel Socket Set is an essential collection of professional-grade tools engineered for precision and durability in demanding automotive and industrial applications. This specialized set ensures reliable engagement with critical drivetrain components, providing mechanics and technicians with the confidence to tackle complex flywheel and shaft nut services efficiently. Crafted to meet the rigorous demands of professional use, these sockets are a valuable addition to any workshop.

Key Features

• Precision Low-Profile Design: Each socket features a low-profile design that ensures full nut-to-socket contact, significantly reducing the risk of rounding off fasteners and preventing slippage during high-torque applications.
• Heat-Treated Chrome Moly Steel Construction: Manufactured from robust heat-treated chrome moly steel, these sockets offer exceptional strength, superior wear resistance, and long-lasting durability, ensuring reliable performance over the lifespan of the tools.
• Comprehensive Socket Selection: The set includes five specialized sockets designed to address a range of specific fastener sizes and applications, covering various years and models of motorcycles.
• Organized Storage: Housed in a durable blow-molded case, the set remains organized and protected, allowing for quick identification and easy transport between workstations.

Applications

The OTC 4888 Flywheel Socket Set is primarily designed for servicing Harley-Davidson Big Twin, Sportster, and Buell motorcycles, enabling professional technicians to perform critical tasks with accuracy.

• Pinion Shaft Nut Service: The 4888-1 (1-1/4", 1/2" drive) socket is specifically engineered for pinion shaft nuts on 1981-89 Big Twin models.
• Crank Pin Nut Removal/Installation: The set includes sockets for crank pin nuts on various models: 4888-2 (1-5/16", 1/2" drive) for 1954-early 81 Big Twins, 4888-3 (1-3/8", 1/2" drive) for 1981-99 Sportsters and 1987-99 Buell, and 4888-4 (1-1/2", 1/2" drive) for 1983-99 single cam Big Twins. The 4888-3 socket also serves a dual purpose for top fork nuts on glide forks.
• Sprocket Shaft Nut Service: The 4888-5 (1-5/8", 3/4" drive) socket is essential for sprocket shaft nuts on 1972-99 single cam Big Twins.