21″ Wide Replacement Truck Seat Cushion in Black Cordura Water-Resistant Cloth
✅ Key Features & Benefits
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Durable black water-resistant cloth ideal for rugged use
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21” wide ergonomic design for maximum comfort
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Bolt-on direct replacement – no modification needed
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Perfect fit for National Seating air suspension seats
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Resists spills, stains, and wear in harsh trucking conditions
💡 Why Choose This Replacement Truck Seat Cushion?
This cushion is made to last. Designed for long-haul drivers and fleet managers who need a rugged, no-fuss solution, the black water-resistant cloth stands up to heavy use and moisture — all while delivering the comfort and fit you expect from a National Seating replacement cushion.
📐 Product Specifications
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Material: Black Cordura Water-Resistant Cloth
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Width: 21 inches
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Mount Type: Bolt-on
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Compatibility: National Seating air suspension bases
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Care Instructions: Spot clean with mild soap and water –
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OEM Part#: 58210100R
🔧 Compatible with These Truck Seats (Fitment Matrix)
Make |
Compatible Models |
Freightliner |
Cascadia, Columbia, FLD, M2 |
Kenworth |
T680, T800, W900 |
Peterbilt |
379, 386, 579 |
Volvo |
VNL, VNM, VNR |
International |
ProStar, 9400, 9900, LT Series |
Mack |
Granite, Anthem, Pinnacle |
Western Star |
4700, 4900, 5700XE |
Sterling |
A-Line, L-Line |
🛒 Order Your Replacement Truck Seat Cushion Today!
Replace worn-out or uncomfortable seat cushions with this premium 21” wide option in rugged black cloth. In stock and ready to ship.