Wilwood

Wilwood plate backing OLDS/PONT DISC/DRUM

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SKU: WIL250-6490

Wilwood’s Rear Disc / Drum Backing Plate brackets are manufactured ...Read more

Price:
$55.99 $59.09
550 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
Wilwood’s Rear Disc / Drum Backing Plate brackets are manufactured from high strength aluminum alloy and use steel 5/16-24 clinch nuts for caliper bracket or accessory mounting. Available in most popular axle flanges and will work with 11.00” through 12.19” one piece rotors or 12.88” to 14.00” hat mount rotors.
Wilwood’s Rear Disc / Drum Backing Plate brackets are manufactured from high strength aluminum alloy and use steel 5/16-24 clinch nuts for caliper bracket or accessory mounting. Available in most popular axle flanges and will work with 11.00” through 12.19” one piece rotors or 12.88” to 14.00” hat mount rotors.

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