⟲ 360° — drag meThe facts.
| Brand | Puig |
|---|---|
| Product | Downforce Sport Winglets |
| Fitment | Kawasaki Ninja 400 (2018–2023) |
| Material | Impact-resistant PMMA |
| Edge radius | >2 mm (rounded throughout) |
| Surface properties | UV-stable, scratch-resistant |
| Road approval | ABE (TÜV-compliant) |
| Installation | Plug-and-play, approx. 20 minutes, no drilling or bonding |
DescriptionThe whole story▼
Constructed from high-grade impact-resistant PMMA and shaped through virtual wind-tunnel optimisation rooted in real-world motorsport data, the Puig Downforce Sport Winglets bring race-derived aerodynamics to the Kawasaki Ninja 400 (2018–2023) without compromising road legality. Every edge is rounded to a minimum 2 mm radius, the surface is UV-stable and scratch-resistant, and the whole assembly bolts on in around 20 minutes with no drilling, no bonding, and no permanent modifications.
Key Features
- Generates measurable front downforce, stabilising the front wheel at speed and improving braking confidence
- Reduces shimmy and headshake on both road and track
- Aids direction changes and mid-corner stability for a more precise, planted feel
- Passive anti-wheelie effect under hard acceleration
- ABE-approved for road use — fully TÜV-compliant, no grey areas
- Plug-and-play fitment with no drilling or adhesive; fully reversible in around 20 minutes
- Impact-resistant PMMA construction with UV-stable, scratch-resistant finish and rounded edges (>2 mm) throughout
Build Quality and Materials
Where lesser winglet kits lean on thin ABS shells, Puig specifies PMMA — a denser, more impact-tolerant polymer that holds its shape under thermal cycling and resists the micro-abrasions that dull cheaper plastics season after season. All outer edges are radiused to more than 2 mm, eliminating sharp corners for rider safety in a slide. The UV-inhibiting compound is blended into the material rather than applied as a surface coat, so the colour and gloss remain consistent even after prolonged exposure to sunlight and weather. Colour-matched reflectors are included in the kit, maintaining a cohesive, factory-finished appearance whichever colour option you choose.
Aerodynamic Performance
Puig's engineering team developed these winglets using virtual wind-tunnel simulation informed by data gathered in international circuit racing. The lateral spoiler profile channels airflow to press down on the front axle, which translates directly into a calmer front end at motorway cruising speeds and beyond. The stabilising effect is most noticeable during braking from high speed — the front wheel tracks truer, the bars stay steadier, and the rider can focus on turn-in rather than managing oscillation. On track days, the same downforce assists with cambered corners where front-end wash-out is a constant concern. The secondary anti-wheelie benefit is a welcome bonus for riders who carry more throttle out of tight bends.
Fitment and Compatibility
These winglets are designed and tested specifically for the Kawasaki Ninja 400 across the entire 2018 to 2023 model range. Fitment is plug-and-play, using existing fairing attachment points — no drilling into bodywork, no adhesive, no permanent alteration. Installation requires only basic hand tools and takes approximately 20 minutes. The kit is fully reversible, so the bike can be returned to standard specification whenever needed.
Colours and Reference Numbers
Winglet Set:
- Black — REF. 3172N
- Red — REF. 3172R
Replacement Side Wings (R-Type):
- Black — REF. 3692N
- Red — REF. 3692R
- Orange — REF. 3692T
Specifications
| Attribute | Detail |
|---|---|
| Brand | Puig |
| Product | Downforce Sport Winglets |
| Fitment | Kawasaki Ninja 400 (2018–2023) |
| Material | Impact-resistant PMMA |
| Edge radius | >2 mm (rounded throughout) |
| Surface properties | UV-stable, scratch-resistant |
| Road approval | ABE (TÜV-compliant) |
| Installation | Plug-and-play, approx. 20 minutes, no drilling or bonding |
| What's included | Left and right winglet set, colour-matched reflectors, fitting instructions |
What's includedEverything in the box▼
- Left and right winglet set
- Colour-matched reflectors
- Fitting instructions
FitmentWhich bikes this fits▼
- Kawasaki Ninja 400 (2018–2023)
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Measure your head circumference about one centimetre above your eyebrows and compare it with the size chart on this page. Between sizes? Choose the smaller one — the padding beds in with use.
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Take out the washable lining and hand-wash it in lukewarm water. Clean the shell and visor with a soft cloth and water only — never solvents.
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