Spectro
Spectro Premium M/C Petroleum HD OIL 20W50 1GAL (310337)
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Spectro Premium M/C Petroleum HD OIL 20W50 1GAL (310337)
Spectro

Spectro Premium M/C Petroleum HD OIL 20W50 1GAL (310337)

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SKU: 310337

Superior engine lubrication formulated for American made Harley-Davidson V-Twins Crafted ...Read more

Price:
$39.00 $48.00
390 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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Product Details

Product Description
Part Numbers
Sizing & Fit
  • Superior engine lubrication formulated for American made Harley-Davidson V-Twins
  • Crafted from superior petroleum stocks
  • Added anti-wear, anti-carbon additives
  • Extends engine component life, reduces wear eliminates valve sticking issues
  • Exceeds OEM Harley-Davidson warranty requirements
  • Brand: Spectro
  • Part number: 310337
  • Category: Chemicals
  • Superior engine lubrication formulated for American made Harley-Davidson V-Twins
  • Crafted from superior petroleum stocks
  • Added anti-wear, anti-carbon additives
  • Extends engine component life, reduces wear eliminates valve sticking issues
  • Exceeds OEM Harley-Davidson warranty requirements
  • Brand: Spectro
  • Part number: 310337
  • Category: Chemicals

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