Spacer Block 388‑729 – Fits Mack Trucks Heavy‑Duty Suspension Component freightThe Mack Insulator Spacer Block is a rugged suspension component designed to provide proper spacing and vibration isolation within Mack truck suspensions. It acts as a buffer between major structural elements to reduce stress and prevent metal to metal contact. This block enhances ride comfort and protects other suspension components from premature wear. OEM Cross References: E31662, 338729, M878, E3689, 13QK246, 25157862 Key Features: Application:
Key Features:• Application: Freightliner trucks (rear of front position)• Heavy-duty steel construction for enhanced durability• Maintains correct suspension alignment and stability• Direct-fit replacement for multiple OEM part numbers• Ideal for restoring suspension geometry and ride quality
offering strong resistance to wear and movement in leaf spring and torque rod assemblies
The Rubber Load Spring VT1 is a heavy-duty suspension component engineered for Volvo T-Ride single-point rear tandem suspensions rated 40K to 46K
Ideal for maintaining ride stability and extending suspension service life
extending the life of suspension parts by minimizing vibration
6813281131
Designed to ensure proper axle alignment and structural support
OEM Cross References:TB81
OEM Cross References:M5305
Its rugged construction delivers reliable performance under heavy loads
Key Features:• Fits Mack SS44 heavy-duty suspension systems• Connects leaf spring to axle for proper weight distribution• Durable construction for long-lasting performance• OEM direct replacement part
Built for long service life and dependable performance
