Noble detail upgrade for the Kawasaki ZX-4RR

The Kawasaki ZX-4R / ZX-4RR (2023–2025) stands for modern supersport technology and uncompromising performance. With the Puig reservoir cap at the back, you add a discreet yet effective detail that visibly enhances the quality of your motorcycle.

The factory cover is replaced by a precisely CNC-machined aluminum cap that reliably protects the rear brake fluid reservoir while providing a high-quality hi-tech look.

A small component – with a big impact on appearance and finish.

Your advantages at a glance

• CNC-machined from solid aluminum block

• Color anodized surface for high resistance

• Additional protection for the rear brake fluid reservoir

• Noble Puig hi-tech racing look

• Large color selection for individual design

• Perfect fit for Kawasaki ZX-4R / ZX-4RR (23–25)

• Plug-and-play installation

Perfect for riders who do not compromise on details.

Why a Puig reservoir cap?

1. Functional protection

The aluminum cap reliably protects the brake fluid reservoir from:

• Dirt & dust

• UV influences

• Light mechanical stress

2. High-quality optics

A purely functional factory component becomes a visible design element – ideal for sporty modifications and track-oriented setups.

3. Puig hi-tech quality

Precise manufacturing, perfect fit, and durable materials – typical Puig.

⚙️ Technical specifications

• Product: Rear reservoir cap

• Vehicle: Kawasaki ZX-4R / ZX-4RR

• Model years: 2023–2025

• Material: Aluminum

• Manufacturing: CNC machined

• Surface: Color anodized

• Function: Protection & aesthetic enhancement

• Installation: Precise OEM replacement

Colors & References

• Black – REF. 21718N

• Blue – REF. 21718A

• Red – REF. 21718R

• Orange – REF. 21718T

• Green – REF. 21718V

• Silver – REF. 21718P

• Gold – REF. 21718O

• Purple – REF. 21718L

• Titanium – REF. 21718Y

Traceable Added Value

• High-quality look in the rear & brake area

• Durable protection of the brake fluid reservoir

• Perfect detail upgrade for custom & performance bikes

• Ideal to combine with other Puig Hi-Tech Parts

Conclusion: Small Detail, Big Impact

The Puig reservoir cap for the rear is the ideal finishing part for the Kawasaki ZX-4R / ZX-4RR (2023–2025). It combines elegant design, functional protection, and precise CNC manufacturing into a high-quality detail for demanding riders.

👉 Order now and add an exclusive Puig Hi-Tech detail to your ZX-4RR!