Spider Racing black anodised aluminium engine case cover for Yamaha YZF-R6 RJ11 RJ15 RJ27 2006-2026
02 · Data & docs

The facts.

Technical data
BrandSpider Racing
Part Number20.Y151
MaterialCNC-milled aluminium alloy, black anodised
FinishBlack anodised
FitmentYamaha YZF-R6 RJ11, RJ15, RJ27 (2006-2026)
FunctionEngine case protection in a crash or slide
OriginMade in Italy
DescriptionThe whole story▼

Precision-crafted in Italy from high-strength CNC-milled aluminium and finished in a sleek black anodised coat, the Spider Racing engine case cover is the definitive protective upgrade for the Yamaha YZF-R6. Spanning every RJ11, RJ15 and RJ27 built between 2006 and 2026, this cover marries race-proven Italian engineering with the clean, purposeful aesthetic that defines the R6's character.

Key Features

  • CNC-milled from high-strength aluminium alloy — exceptional rigidity without adding meaningful mass to the motorcycle
  • Black anodised finish that resists corrosion and wear while complementing the R6's aggressive styling
  • Designed specifically to shield the engine casing from impact damage in the event of a crash or slide
  • 100% Made in Italy by Spider Racing — a brand with deep roots in track-oriented add-on parts
  • Direct OEM-style fitment across all RJ11, RJ15 and RJ27 variants — no modification required

Italian Craft, Race-Bred Purpose

Spider Racing has built its reputation on components that perform under the harshest conditions — and this engine case cover is no exception. The billet aluminium construction is machined to tight tolerances, ensuring the cover sits flush against the casing and provides genuine structural protection rather than a merely cosmetic layer. The black anodised surface treatment adds depth and longevity to the finish, resisting the oil, grime and heat cycles that would quickly degrade lesser coatings. Whether your R6 lives on track days or carves mountain roads, this cover communicates a standard of preparation that matches the machine itself.

Lightweight Protection Without Compromise

One of the most considered aspects of Spider Racing's design philosophy is weight discipline. The aluminium construction keeps added mass negligible, so the R6's handling balance remains entirely intact. At speed or on the brakes, you will notice nothing different — until the moment protection is actually needed, at which point the cover absorbs and deflects impact forces that would otherwise crack open a stock plastic or alloy casing and end your ride immediately.

Fitment & Compatibility

This engine case cover is engineered exclusively for the following Yamaha YZF-R6 variants:

  • Yamaha YZF-R6 RJ11 (2006-2007)
  • Yamaha YZF-R6 RJ15 (2008-2009)
  • Yamaha YZF-R6 RJ27 (2010-2016 and continued through 2026 facelift variants)

Coverage: model years 2006 to 2026. Always verify your frame code before ordering if your motorcycle has been modified or is a non-standard variant.

Specifications

  • Part number: 20.Y151
  • Brand: Spider Racing
  • Material: CNC-milled aluminium alloy, black anodised
  • Finish: Black anodised
  • Fitment: Yamaha YZF-R6 RJ11, RJ15, RJ27 (2006-2026)
  • Origin: Made in Italy
  • Function: Engine case protection in the event of a crash
FitmentWhich bikes this fits▼
  • Yamaha YZF-R6 RJ11, RJ15 & RJ27 (2006–2026)
07 · Support

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08 · Paddock

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