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Engineered for North American intermodal transport, heavy-haul lowboys, flatbeds, and commercial chassis utilizing European-style foundation gear, these Brake Linings WVA 19495/19487 provide a complete foundation friction overhaul set. Molded specifically for 420 x 180mm (SN4218 profile) brake shoe tables, this low-metallic non-asbestos friction block set delivers balanced pneumatic stopping power, superior thermal fade resistance, and uniform drum wear across demanding line-haul freight corridors.
Maintaining dependable braking torque, responsive directional control, and strict compliance with fleet safety standards under high gross axle weights requires wheel-end friction materials capable of enduring continuous thermal fatigue. Heavy port container runs, lowboy machinery transport, and sustained mountain descents expose foundation brakes to immense friction heat, where substandard compounds suffer rapid thickness decay, surface glazing, and aggressive drum grooving.Our Brake Linings WVA 19495/19487 deliver genuine OE-grade dimensional accuracy and rugged mechanical reliability tailored for North American fleets operating European axle foundations.
High-Density Low-Metallic Friction Formulation
Formulated with an advanced eco-friendly, low-metallic non-asbestos composite, each 19495 and 19487 friction segment undergoes high-pressure hydraulic molding followed by controlled thermal oven post-curing. This resilient compound maintains an optimal, stable friction coefficient across working temperatures reaching 750°F (400°C), preventing brake fade during prolonged deceleration and heavy payload stopping events.
Precision Hole Pattern & Drum-Friendly Wear Profile
Every lining block is manufactured with factory-drilled, chamfered rivet holes precisely aligned with standard European-profile foundation brake shoe skeletons. This ensures high shear strength and vibration resistance under severe braking torque spikes. The smooth friction matrix encourages uniform contact across 420mm commercial brake drums, significantly mitigating localized hot spots, drum grooving, and uneven lining taper wear.
Key Features & Specifications
Target Foundation Fitment: Purpose-built for commercial trailers and trucks running European WVA 19495 / WVA 19487 profile brake shoes on 420 x 180mm drum configurations.
Premium Non-Asbestos Formulation: Commercial-grade semi-metallic material delivers dependable stopping distances, low dust output, and high thermal stability under heavy gross loads.
High Thermal Fade Resistance: Cured to operate under heavy line-haul cycles with consistent friction coefficient up to 750°F (400°C).
Precision Rivet Alignment: CNC-machined rivet hole positions guarantee effortless mechanical fastening and maximum shear load integrity on shoe tables.
Extended Drum & Lining Life: Smooth, balanced friction matrix minimizes drum micro-grooving, heat cracking, and premature edge taper.
Frequently Asked Questions (FAQ)
Q1: Which axle types and vehicle configurations are compatible with these Brake Linings WVA 19495/19487?
A: These friction blocks are engineered for commercial trailers, flatbeds, lowboys, and intermodal chassis operating in North America equipped with European-style 420 x 180mm foundation drum brakes (such as BPW SN4218 and SAF SK9 180 setups).
Q2: What is the primary dimensional difference between WVA 19495/19487 and WVA 19496/19488 linings?
A: While both share the standard 420mm drum diameter geometry, the 19495/19487 set is engineered for 180mm shoe widths (420 x 180mm), whereas the 19496/19488 set is built for wider 200mm shoe tables (420 x 200mm).
Q3: Why are two WVA numbers (19495 and 19487) paired together for this application?
A: European-spec drum brake shoes typically utilize a paired primary and secondary lining setup per brake shoe or wheel-end, where WVA 19495 and WVA 19487 represent the complementary friction block profiles required for balanced shoe contact.
Q4: Are rivet holes pre-drilled in the lining blocks?
A: Yes. All 19495 and 19487 lining segments arrive precision-drilled and counterbored to match OEM rivet patterns for immediate mechanical attachment onto bare steel shoe cores.
Q5: Can you provide customized packaging, edge-code stamping, and palletized bulk shipping?
A: Yes. As a direct manufacturing source, we provide custom part-number edge printing, private-brand packaging boxes, and export-grade pallet packaging tailored for North American parts distributors and fleet suppliers.
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