
The facts.
| Brand | Spider Racing |
|---|---|
| Part Number | 20.D164.1 |
| Material | Solid aluminium, CNC-machined |
| Type | Alternator cover protector |
| Fitment | Ducati Panigale V4 / V4 S / V4 R (2025–2026) |
| Intended Use | Track use only |
DescriptionThe whole story▼
Machined from solid aluminium and shaped with the precision Spider Racing is known for on circuit, this alternator cover protector is the finishing touch every serious Ducati Panigale V4 racer needs before heading to the track. Where OEM covers offer no sacrificial protection, this piece stands between a lowside and a costly engine rebuild.
Key Features
- CNC-machined from solid aluminium for maximum rigidity and a precise, rattle-free fit against the engine casing.
- Dedicated impact sliders positioned at the highest-risk contact points deliver an additional layer of defence for the most vulnerable areas of the cover.
- Engineered specifically for the rigours of track use, absorbing and redirecting crash energy away from the alternator housing.
- Minimises the risk of catastrophic engine damage following a lowside or contact incident, keeping repair bills in check.
- Racing-grade construction paired with a purposeful, circuit-proven aesthetic that complements the Panigale V4 platform.
Design, Finish and Heritage
Spider Racing has built its reputation in the pit lanes of world-level superbike competition, and every component in their catalogue reflects that origin. The 20.D164.1 alternator cover protector carries the brand's characteristic attention to surface quality — the aluminium is CNC-machined to tight tolerances, leaving clean lines and a finish that reads as race-ready rather than merely decorative. This is not an afterthought bolt-on; it is a component designed from the outset to take punishment and look the part doing it. For riders who take pride in a coherently prepared machine, the Spider Racing aesthetic sits naturally alongside other high-specification accessories on the Panigale V4.
Performance and Protection
The alternator cover sits low and outboard on the Panigale V4 engine, making it one of the first points of contact in a typical track incident. Spider Racing's solution reinforces the cover with a solid aluminium shell and incorporates dedicated sliders at the critical contact zones. These sliders absorb and displace the initial impact energy, buying the alternator housing the protection it needs to survive a slide intact. The result is a significant reduction in the risk of oil loss, electrical failure or engine damage — consequences that can end a race weekend before it has properly begun.
Fitment and Compatibility
- Ducati Panigale V4 (2025–2026)
- Ducati Panigale V4 S (2025–2026)
- Ducati Panigale V4 R (2025–2026)
- Suitable for track use only — not homologated for road use.
Specifications
| Brand | Spider Racing |
|---|---|
| Part Number | 20.D164.1 |
| Material | Solid aluminium, CNC-machined |
| Type | Alternator cover protector |
| Fitment | Ducati Panigale V4 / V4 S / V4 R (2025–2026) |
| Intended Use | Track use only |
FitmentWhich bikes this fits▼
- Ducati Panigale V4/S/R (2025–2026)
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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.
Yes — it’s tested and approved to the current ECE 22.06 standard and road-legal across the EU.
Most of our touring and sport helmets are Pinlock-ready and many include the insert. Check the ‘What’s in the box’ section on this page for this model.
Yes — the cheek pads are channelled so the arms of your glasses slide in comfortably.
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.
Our team will personally help you choose the right gear or part — around 24h for a reply.