OBP Coilover Spring Top Cap – Suspension Top Mount Spring Perch

The OBP Coilover Spring Top Cap provides a flat mounting surface for fitting compatible OBP suspension top mounts onto coilover springs. Designed to sit over the top of the coil spring, this spring perch helps create the mounting interface between the spring and the suspension top mount.

CNC-machined in the UK from billet aluminium, the top cap is designed for motorsport suspension applications where a suitable spring mounting arrangement is required.

The cap features a single 10mm pivot hole, which can be drilled out to suit the requirements of the suspension shaft. Available bore sizes are listed as 10mm, 12mm, 14mm and 16mm.

Sold individually — one unit per purchase.

Key Features

• Designed for OBP suspension top mounts – Provides a mounting surface above compatible coilover springs.
• Billet aluminium construction – Machined for a precise, robust finish.
• CNC-machined in the UK – Manufactured in OBP's UK CNC workshop.
• Drillable pivot hole – Supplied with a 10mm hole that can be drilled out where required.
• Multiple bore sizes – Options listed for 10mm, 12mm, 14mm and 16mm.
• 2-year warranty – As specified by OBP.
• Sold individually – Price is for one top cap.

Specifications

Frequently Asked Questions

What is a coilover spring top cap?

It sits over the top of a coilover spring to provide a flat surface for a compatible suspension top mount to sit on.

Is this compatible with OBP suspension top mounts?

It is designed for mounting compatible OBP suspension top mounts onto coilover springs. Check dimensions and mounting compatibility with your specific top mount and coilover assembly before ordering.

What bore sizes are available?

The supplied information lists 10mm, 12mm, 14mm and 16mm options. The standard pivot hole is 10mm and can be drilled out where required.

Is the price for a pair?

No. Each purchase is for one top cap. Order the quantity required for your suspension setup.

Where is it manufactured?

OBP states that the top cap is CNC-machined in the UK from billet aluminium.

Does it come with a warranty?

OBP specifies a 2-year warranty. Refer to the applicable warranty terms for coverage details.