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Thumbnail Filmstrip of PR4591Q Brake Shoe Kit for Dexter 12-1/4" X 7-1/2" PQ Style Shoe, Closed Roller, Open Anchor Images
Product Details
- Product Description
- Manufacturer: Pro Trucking Products
- Part Number: PR4591Q
- Condition: New
- Brake shoe kit with hardware
- Fits Dexter 12-1/4" × 7-1/2" PQ‑style brakes, closed roller and open anchor
- Includes two brake shoes and one hardware kit
- Premium 23,000 lb brake lining
- Brake Lining Certifications by Greening Testing Laboratories Regarding SAE J2115 Section 6 FMVSS 121 Dynamometer Test
- Brake Retardation: Meets requirements, minimum pass margin approximately 2.4%
- Brake Power: Meets requirements, maximum pressure = 75.5 lbf/in² (9 +0, –1 ft/s² deceleration < 100 lbf/in²)
- Recovery: Meets requirements, maximum pressure = 79.5 lbf/in² (12 ± 0.5 ft/s² deceleration < 85 lbf/in² and > 20 lbf/in²)
- Testing conducted in accordance with FMVSS 121 criteria @ 23,000 lb axle load, 16-1/2" × 7" S‑cam air brake, 30/30LS chamber × 5.5" span input power (slack adjuster), and a 19.6" tire rolling radius
Cross References: PR4591Q, 620-PR4591Q, PQ4591DEX, 510-PQ4591DEX, 040-320-01, 04032001, 220-04032001
A cross reference listing means that this item should be a suitable replacement
for the part numbers listed. You should check the description to be sure it will work in your application.
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