Product Description
PE1777HK Premium Air Disc Brake Pads – Fits WABCO PAN 22
The PE1777HK premium air disc brake pad kit is designed as a direct replacement for WABCO PAN22 single-piston air disc brake calipers. Ideal for HEAVY DUTY trucks, trailers, and buses with 22.5″ rotors, these brake pads meet or exceed FMVSS-121 performance standards. Featuring a copper-free, high-performance friction material, the kit provides consistent braking power, long wear life, and superior corrosion resistance.
Each set includes four pads per axle with pre-installed springs and all required mounting hardware for quick and secure installation.
Cross-Reference Part Numbers
Compatible with multiple OEM and aftermarket brands:
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FMSI: 9077-D1777
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Haldex: MPBD1777
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Hendrickson: S-32676-1, S-35303-1
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Meritor: 12999796, MMDWP22AF
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WABCO / ZF: 12-999-796, 6402259222
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SAF-Holland: G0571777350
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WVA: 29162
Key Specifications
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Friction Material: Copper-free ceramic/organic blend ("N-type") for long pad life, stable braking, and environmental compliance
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Mechanical Retention System (MRS): Securely bonds friction material to backing plate, minimizing delamination
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Backing Plate: Powder-coated with corrosion-resistant wire mesh
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Kit Includes: Four brake pads (one axle set), anti-corrosion springs, mounting bolts/pins
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Compliance: Meets or exceeds FMVSS-121 standards
Vehicle Applications
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Designed for WABCO PAN22 air disc brake calipers
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Fits a wide range of HEAVY DUTY commercial vehicles, including:
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On-highway tractor-trailers
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Fleets and logistics vehicles
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Recreational vehicles (RVs)
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City and intercity buses
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Trailers with 22.5” disc rotors
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Also compatible with Hendrickson and SAF-Holland axles that use PAN22 calipers.
Key Features & Benefits
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- Durable Friction Compound – Delivers high fade resistance and consistent braking performance
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- Anti-Rust Design – Powder-coated plates and wire mesh resist “rust-jacking”
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- MRS Bonding Technology – Reduces pad separation for extended reliability
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- Complete Hardware Kit – Saves installation time and ensures proper fit
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- OEM-Compatible – Wide cross-reference coverage for easy replacement matching
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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