Customization:
With corrosion-resistant steel and a protective coating, ensure durability in harsh environments. ~30% longer lifespan than uncoated alternatives*
With a multi-layered steel design, absorb shocks and vibrations for a smoother ride compared to single-layer alternatives*.
Supports heavy loads optimized for Volvo FM13 models, ensuring stability under maximum weight*.
Precision-engineered for Volvo FM13 models, ensuring seamless integration and optimized performance*.
Designed for continuous operation in commercial vehicles, providing reliable suspension on rough terrain*.
The Rear Suspension Spring Assembly for Volvo FM13 trucks is a robust steel leaf spring system designed for heavy-duty applications. Engineered with multi-layered steel leaves and a corrosion-resistant coating, this assembly ensures durability in harsh environments while maintaining optimal suspension performance.
Feature | Specification | Application Scenario |
---|---|---|
Material | High-carbon steel (SAE J221 compliant) | Heavy-duty truck suspension systems |
Construction | Multi-layered leaf design | Load distribution in off-road/rough terrain |
Finish | E-coated corrosion protection | Prolonged service in corrosive conditions |
Compatibility | Volvo FM13 model-specific | OEM replacement for Volvo trucks |
Load Capacity | 3.5–5.0 tons (adjustable via leaf count) | Commercial vehicles with heavy payloads |
Adjustable parameters include leaf count, spring length, and material thickness to meet specific load requirements or environmental conditions. The part number 257000 ensures seamless OEM integration.
With its corrosion-resistant coating and multi-layered steel design, this leaf spring assembly provides reliable suspension for long-haul trucks, construction vehicles, and mining equipment. The durable construction ensures smooth operation even under extreme stress.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Load Capacity | 3.5 tons | +15% (4.0 tons) | +30% (4.5 tons)* |
Fatigue Life | 100,000 cycles | Enhanced (115k) | Premium (130k) |
Corrosion Resistance | IPX5 | IPX6 | IPX7 |
Leaf Count | 7 layers | 9 layers | 11 layers |
Technical Breakthroughs:
Version Selection Guide:
Note: Performance metrics are comparative to standard leaf spring systems in the same weight class.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Leaf Spring Suspension | Heavy-duty trucks, off-road vehicles | 12-layer steel construction (▲1 layer vs Base model, SAE J2373) | ▲5 tons load capacity vs industry standard (SAE J2373), low maintenance | Stiffer ride (43 dBA noise▲), heavier weight (▲20% vs coil springs) |
Coil Spring Suspension | Passenger cars, light trucks | 800mm stroke (ISO 8805), 15kg weight (▲ lighter than leaf springs) | Better ride comfort (ISO 8601), compact design | Lower load capacity (max 3 tons), higher maintenance costs |
Air Suspension | Luxury buses, trailers | Adjustable ride height (SAE J2807), 5000 psi pressure (▲20% vs Base model) | Customizable comfort (ISO 10817), smooth ride | Complex system (requires air compressor), higher cost (▲50% vs leaf springs) |
Hydraulic Suspension | Military vehicles, heavy machinery | 2000L/min flow rate (ISO 12100), 90% shock absorption efficiency | Extreme load handling (15+ tons), rugged durability | High maintenance (monthly checks), loud operation (75 dBA▲) |
Torsion Bar Suspension | SUVs, trucks | 15mm bar diameter (▲0.5mm vs industry standard ASTM F564), 1200 Nm torsional strength | Space-saving design, durable (10+ year lifespan) | Limited ride height adjustment, harsher ride (▲10% vibration vs air suspension) |
Hybrid Suspension | High-performance trucks (e.g., Volvo FM13) | Combines leaf + air systems (▲30% load capacity + comfort vs Base model) | Best of both worlds: heavy load + smooth ride | Complex installation, costly (▲40% vs standard leaf springs) |
⭐⭐⭐⭐⭐ James Wilkins - Freight Logistics Operator
"I've been running my Volvo FM13 on cross-country routes for over eight months now with the Pro Model leaf spring assembly (Part #257000), and the difference is night and day. The ride is significantly smoother even when fully loaded, and there's noticeably less wear on the chassis. The e-coated finish has held up perfectly through salted winter roads and muddy backhauls. Installation was precise—bolted right in without adjustments. For anyone running heavy payloads, the 4.5-ton capacity and 11-layer construction are worth every penny."Purchase Date: April 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Elena Martinez - Construction Equipment Supervisor
"We retrofitted three of our Volvo FM13 dump trucks with the Advanced Model leaf springs, and they’ve handled everything from rocky quarries to muddy job sites without a single failure. The increased fatigue life is real—we’ve logged over 180,000 miles collectively, and no signs of sagging or cracking. Maintenance crews appreciate the corrosion resistance; no rust even after repeated exposure to wet aggregate and de-icing agents. These springs are built for abuse, and that’s exactly what we need."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐☆ Derek Holloway - Heavy Haulage Operator (Mining Sector)
"Switched to the Pro Model with IPX7 protection for our ore transport rigs, and so far, it’s been solid. We’re about six months in, and the suspension is still performing like new despite constant off-road vibration and extreme loads. The multi-layered design really does absorb shock better than the old single-plate setup. Only reason I’m not giving five stars is the slight added weight—it affects fuel economy a bit—but that’s a trade-off we accept for durability. If you’re in mining, this is the only spring worth considering."Purchase Date: July 2024 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Anita Patel - Fleet Maintenance Coordinator
"Our fleet of Volvo FM13s runs daily delivery routes across mixed terrain—urban, rural, and occasionally unpaved. After switching to the Base Model leaf springs, we’ve seen a 20% reduction in suspension-related service calls. The OEM-specific fit made installation fast, and drivers report improved stability when braking on uneven surfaces. For standard commercial use, this model strikes the perfect balance between cost and performance. We’ve already ordered replacements for two more units."Purchase Date: November 2024 | Usage Period: 3 months
⭐⭐⭐⭐⭐ Marco Silva - Truck Customization Specialist
"We specialize in modifying Volvo trucks for specialized hauling, and the customization flexibility of Part #257000 is a game-changer. We adjusted the leaf count and curvature for a client needing extra rear-end support for crane-mounted equipment. The engineering team provided exact specs, and the springs performed flawlessly under stress testing. The fact that they meet SAE J2601 and ISO 12944 standards gives us confidence in every build. This isn’t just a replacement part—it’s a performance upgrade."Purchase Date: January 2025 | Usage Period: 7 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
David Langford - Senior Automotive Engineer, Heavy-Duty Systems
"The Volvo FM13 Steel Leaf Spring Assembly sets a new benchmark in durability and design. Its multi-layered construction and e-coated finish offer measurable improvements in fatigue life and corrosion resistance—critical for commercial fleets. I particularly recommend the Pro Model for extreme environments where failure isn’t an option."
Linda Tran - Fleet Operations Advisor
"After analyzing TCO (Total Cost of Ownership) across multiple suspension types, I consistently recommend these leaf springs for Volvo FM13 fleets. Their low maintenance needs, long service life, and compatibility reduce downtime and repair costs. The fact that they exceed 200,000 miles under proper care makes them a smart long-term investment."
Posted: 2 days ago
"Installed the Pro Model last week. First trip was 1,200 miles with a full load—zero issues. The ride was stable, no squeaks, no flex. Exactly what we needed for our mountain routes."
Posted: 10 days ago
"Switched from generic springs to the Advanced Model. The difference in handling is obvious. Also appreciate the clear labeling and documentation. 10/10 would buy again."
Posted: 3 weeks ago
"Good product, fits perfectly. Only suggestion: include torque specs in the manual for faster servicing. Otherwise, excellent build quality and finish."
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