Cusco 230 421 A65 Pillow Ball Upper Mount Rear - Center Lock Type

The Cusco 230 421 A65 is a center lock type pillow ball upper mount designed for rear suspension applications. This performance upgrade replaces the factory rubber upper mount with a precision pillow ball bearing design that significantly increases suspension responsiveness and chassis rigidity.

Key Features:

• Center lock design for secure, precise mounting
• 6mm thick mounting plate constructed from 2017S duralumin for exceptional strength and reduced weight
• Pillow ball bearing assembly eliminates rubber flex for improved suspension geometry
• Designed for use with ID65 (65mm inner diameter) coil springs
• Compatible with both OEM and aftermarket coilover shock absorbers
• Requires proper pillow nut and collar selection for your specific shock absorber

Cusco pillow ball upper mounts deliver stable maneuverability and quicker vehicle response due to increased rigidity over factory rubber mounts. The super duralumin construction provides race-proven durability while maintaining a lightweight design. This mount is engineered to work with a full range of shock absorbers and includes compatibility with series-wound springs when paired with the appropriate spring seat.