Stepped Right Front Spindle Shaft for Oval and Sprint Karts

• Stepped design: 3/4-inch inner OD (1.5-inch bearing surface) to 5/8-inch outer (1.125-inch surface).
• 3/16-inch step for smooth transitions in wheel assemblies.
• Primarily for right-hand oval, also suits both sides in four-cycle sprints.

This innovative PM-89B Spindle Shaft provides versatility for racers tackling varied track types, ensuring proper bearing seating that reduces friction and heat buildup. The stepped profile allows for larger inner bearings, improving load distribution and cornering poise—key for maintaining momentum in right turns.

In oval racing, it excels by supporting aggressive banking without compromising alignment. For four-cycle karts, the dual sizing accommodates heavier setups, delivering responsive steering that helps navigate tight sections swiftly. Overall 4.75-inch length fits standard weldments, making upgrades simple.

Experience the difference in track feel: tighter lines, less wander, and faster recovery from apexes. It's a staple for competitive teams seeking adaptability without sacrificing durability. SKU PM-89B elevates your front-end game.