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High-Performance Replacement Friction Discs for CASE Construction Equipment: Technical Guide

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Update time : 2026-03-16 09:05:08


High-Performance Replacement Friction Discs for CASE Construction Equipment: Technical Guide

High-performance replacement friction disc for CASE backhoe loaders and construction equipment

CASE construction machinery, from legendary backhoe loaders to powerful dozers, is built for versatility and endurance. The heart of these machines—the transmission and wet brake systems—requires high-quality friction discs to ensure responsive handling and reliable stopping power. For equipment owners and spare parts distributors, finding replacement friction plates that deliver OE-level performance is critical. This guide covers key CASE series: 134, 190, and 243.

CASE OEM Cross-Reference & Technical Specs

Our aftermarket friction components are engineered to provide consistent torque transfer and quiet operation for CASE industrial drivetrains.

OEM Part Number Dimensions (mm) Teeth Configuration Material Common Application
1341144C1 133 * 92 * 2.3 Internal 38T Premium Sintered Bronze CASE 580 Series Backhoe Loaders
190440A1 158 * 105 * 2.5 Internal Teeth Sintered Bronze CASE 521 / 621 Wheel Loaders
243026A1 178 * 122 * 3.2 External Teeth Sintered Bronze CASE Dozers & Crawler Tractors

Optimized for Engagement and Wear Resistance

CASE machinery often operates in varying soil conditions, putting constant stress on the clutch packs. Our replacement friction materials are formulated to provide:

  • Controlled Coefficient of Friction: Designed to offer a stable μ (0.33 - 0.36) for smooth gear transitions and reduced hydraulic shock.
  • High Thermal Capacity: The copper-based sintered material efficiently dissipates energy, preventing surface glazing and core plate distortion.
  • Oil Flow Management: Precision-stamped oil grooves ensure a consistent lubricant film, vital for the cooling of CASE wet brake and clutch units.

Quality Assurance Standards

We ensure that our CASE-series parts meet the high expectations of global maintenance professionals:

  • Core Plate Hardness: Tempered steel cores resist bending under high clamping forces.
  • Dimension Verification: Parallelism is held within 0.05mm to prevent drag during disengagement.
  • Spline Integrity: Every 38T or custom internal gear profile is master-gauge tested for a perfect fit on original CASE shafts.

Disclaimer: All manufacturer's names, OEM part numbers (e.g., CASE 1341144C1), and descriptions are used for identification purposes only. Our products are high-quality aftermarket replacement parts and are not products of the original equipment manufacturer.

Searching for CASE Friction Solutions? Contact our technical sales team for wholesale pricing and a complete catalog of CASE-compatible friction plates.
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