Durable Weld-On Lower Spring Cup

The UB Machine Lower Spring Cup is an essential component for custom suspension fabrication and repair. Designed to accommodate 5-inch to 5.5-inch OD springs, this weld-on cup is engineered for use on 3-inch diameter tubing, making it a versatile choice for a variety of racing chassis builds. The heavy-duty steel construction ensures that your coil springs remain properly seated and aligned, preventing shifting during aggressive driving maneuvers.

Why Choose UB Machine Spring Cups?

• Versatile Fitment: Designed for 5 to 5.5-inch OD springs.
• Robust Mounting: Weld-on design provides a permanent, secure attachment to your chassis.
• Heavy-Duty Material: Manufactured from high-grade steel for long-lasting performance.
• Protective Finish: Black powder coat finish prevents rust and oxidation.
• Precision Engineering: Designed for 3-inch tube diameters for a perfect fit.

Whether you are fabricating a new rear suspension setup or repairing an existing one, these spring cups provide the foundation you need for consistent spring rate performance. Proper spring seating is vital for maintaining predictable handling characteristics on the track. Trust in the quality of UB Machine parts to keep your suspension geometry locked in. Find all your essential fabrication and suspension components at GGCRACING.