LighTech Front Brake Fluid Reservoir Cap for Kawasaki ZX-4 RR (2023-2025) FBC16
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Finishing a ZX-4 RR properly means sweating every detail, and the LighTech FBC16 front brake fluid reservoir cap is exactly the kind of precision accessory that rewards that attention. CNC-machined from solid Ergal aluminium and anodised for a lasting, colour-stable finish, it replaces the stock plastic cap with something that looks as purposeful as it performs — fitting flush first time, every time.
Key Features
- CNC-machined from solid Ergal aluminium for an ultralight, rigid construction that matches the ZX-4 RR's exacting tolerances precisely
- Hard anodised surface finish delivers outstanding scratch, weather and corrosion resistance while retaining vivid colour depth over years of use
- Laser-engraved LighTech logo authenticates the part and adds a clean, race-grade aesthetic to the cockpit
- Model-specific geometry guarantees a secure, rattle-free seat on the front brake fluid reservoir — no shimming, no adapters
- Plug-and-play fitment requires no specialist tools, making installation a straightforward garage job in minutes
- Available in three anodised colours — black (FBC16NER), red (FBC16ROS) and green (FBC16VER) — to match or contrast the ZX-4 RR's bodywork
Precision Engineering for the Street and Track
Ergal is a high-strength aluminium alloy widely used in motorsport for its exceptional strength-to-weight ratio. LighTech machines the FBC16 from a solid billet, meaning there are no weak points from casting or joining — the finished cap is both lighter and more durable than the OEM plastic item it replaces. The anodising process bonds the colour into the metal surface rather than sitting on top of it, so the finish does not chip or fade when exposed to brake fluid drips, heat or ultraviolet light.
A Considered Cockpit Upgrade
Small parts make a disproportionate visual impression on a naked or semi-faired machine like the ZX-4 RR, where the handlebars and reservoir are fully in view. Swapping the stock cap for the FBC16 pulls the cockpit together with a coherent, premium appearance — whether the bike is used on weekend roads or a track day. The laser-engraved branding keeps the look understated rather than garish, in keeping with LighTech's restrained Italian design language.
Fitment and Compatibility
The LighTech FBC16 is designed exclusively for the front brake fluid reservoir on the following model:
- Kawasaki ZX-4 RR — model years 2023, 2024 and 2025
Always verify your model year before ordering. This cap covers the front reservoir only; a separate part number is required for the clutch or rear brake reservoir if applicable.
Specifications
| Brand | LighTech |
|---|---|
| Part Number | FBC16 |
| Colour Variants | Black (FBC16NER), Red (FBC16ROS), Green (FBC16VER) |
| Material | CNC-machined Ergal aluminium |
| Surface Finish | Anodised |
| Position | Front brake fluid reservoir cap |
| Fitment | Kawasaki ZX-4 RR (2023–2025) |
| Installation | Plug and play, no specialist tools required |
| Quantity | 1 piece |
| Brand | LighTech |
|---|---|
| Part Number | FBC16 |
| Material | CNC-machined Ergal aluminium |
| Surface Finish | Anodised |
| Position | Front brake fluid reservoir cap |
| Colour Options | Black (FBC16NER), Red (FBC16ROS), Green (FBC16VER) |
| Fitment | Kawasaki ZX-4 RR (2023–2025) |
| Installation | Plug and play, no specialist tools required |
| Quantity | 1 piece |
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// LighTech
LighTech Front Brake Fluid Reservoir Cap for Kawasaki ZX-4 RR (2023-2025) FBC16

Tech specs
- Brand
- LighTech
- Part Number
- FBC16
- Material
- CNC-machined Ergal aluminium
- Surface Finish
- Anodised
- Position
- Front brake fluid reservoir cap
- Colour Options
- Black (FBC16NER), Red (FBC16ROS), Green (FBC16VER)
- Fitment
- Kawasaki ZX-4 RR (2023–2025)
- Installation
- Plug and play, no specialist tools required
- Quantity
- 1 piece
- Worldwide shipping
- Genuine parts & verified quality
- 14-day returns — in stock ships within 24h
- Personal email support
// Support
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