Premium Sport 5/8 Inch Whitewall | 520-13 | Original Design
Meet the most popular lowrider tire on the market the Coker Premium Sport 520-13, featuring a genuine 5/8-inch narrow whitewall built directly into the sidewall. This authentic bias ply tire delivers the classic, dialled-in lowrider look that’s defined the culture for generations, making it the go-to choice for lowriders, bombs, and customized classics.
Tire Specifications
| Spec | Detail |
|---|---|
| Part Number | 506544 |
| Size | 520-13 |
| Construction | Bias Ply |
| Sidewall | Genuine Whitewall (5/8″) |
| Ply Rating | 4-Ply (8-Ply Rated) |
| Recommended Rim Width | Not recommended over 4 inches (wider rims cause irregular wear) |
| Similar Bias Ply Alternative | 560-13 |
| Similar Radial Alternatives | 155R13, P155/75R13, P155/70R13 |
| Design | Original Design |
| Sold | Individually |
The Most Popular Lowrider Tire on the Market
There’s a reason this exact size and whitewall width has become the go-to standard in the lowrider world the narrow 5/8″ whitewall strikes the perfect balance of classic style and clean, understated presence, making it the top choice among builders and collectors year after year.
Authentic Bias Ply Construction
Bias ply construction was the industry standard from the early 1900s through the 1970s, with ply cords running at a 45-degree angle in a crisscross pattern. This gives the Premium Sport its strong, traditional lowrider stance and ride feel the most authentic choice for period-correct builds and restorations.
Genuine Integrated Whitewall
The bright white rubber on this tire is added directly to the sidewall during the tire’s initial construction not painted or applied afterward resulting in a truly integrated, high-quality whitewall that holds up over time.
Ideal For
- Lowriders, bombs, and traditional customs
- Classic car restorations running a 13-inch wheel
- Hot rods and custom builds wanting the industry-standard lowrider look
- Vintage European classics (Austin, MG, Triumph, and similar 13″ fitments)
Care Tip: Avoid tire cleaners containing certain chemical compounds (found in some popular brands), which have been linked to whitewall browning over time. For mounting, use static balancing with weights on the inside of the tire only to protect the whitewall.
Frequently Asked Questions
Is this a radial or bias ply tire?
This is a genuine bias ply tire, offering the traditional construction and authentic lowrider stance that modern radials can’t replicate.
Why is this considered the most popular lowrider tire?
The 520-13 with a 5/8″ whitewall has become the industry-standard size and style choice among lowrider builders for its clean, classic proportions.
What radial tire size is equivalent to this 520-13?
Comparable radial sizes include 155R13, P155/75R13, and P155/70R13, though the bias ply construction gives a distinctly different look and ride feel.
What rim width should I use with this tire?
This tire is not recommended for rims wider than 4 inches, as wider rims can cause irregular tire wear.
Is this tire sold as a single unit or a set?
This tire is sold individually order four for a complete matching set.




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