Shop for Aftermarket Leaf Springs & Hangers for the Freightliner Cascadia 116/126.
Keep your Cascadia's suspension in top shape with high-quality leaf springs, hangers, and other essential components. Whether replacing worn parts or upgrading for better performance, this selection has you covered.
With options for various models and proven durability, these parts ensure a smooth, reliable ride for your semi-truck. Unlock your Cascadia's full potential with top-rated suspension solutions designed to perform.
Frequently Asked Questions About Freightliner Cascadia 116/126 Leaf Springs & Hangers
What are the weight capacity differences between OEM and aftermarket leaf springs for my Cascadia?
OEM Freightliner leaf springs typically support 12,000-13,000 lbs per axle for standard configurations. Aftermarket options often provide similar capacities, but heavy-duty variants can handle up to 14,600 lbs. Always verify your specific truck's GAWR (Gross Axle Weight Rating) on the door jamb sticker before selecting replacement springs. Multi-leaf packs generally offer better weight distribution than single-leaf designs for heavier loads.
Which model years of Cascadia 116/126 require different leaf spring configurations?
2008-2017 Cascadia models use a different spring eye measurement (typically 3-inch) compared to 2018+ models (3.5-inch). The 116 day cab and 126 sleeper models share the same front spring specifications but may differ in rear spring pack thickness based on wheelbase. Always measure your existing spring eye-to-eye distance and verify the spring pack count before ordering, as configurations can vary even within the same model year.
Can I install leaf springs myself, or do I need special tools and equipment?
While leaf spring replacement is possible for experienced mechanics, it requires heavy-duty jack stands rated for commercial trucks, a 20-ton hydraulic jack, spring compressors, and torque wrenches capable of 450-500 ft-lbs. The job typically takes 4-6 hours per axle. Critical safety concerns include proper support of the frame and axle during removal. Many drivers opt for professional installation due to the specialized equipment needed and safety risks involved.
How do I identify worn spring hangers and shackles that need replacement?
Inspect hangers for cracks around bolt holes, excessive rust, or elongated mounting holes. Shackles should pivot freely without binding or excessive play (more than 1/8 inch). Common wear signs include uneven tire wear, truck leaning to one side, or clunking noises over bumps. Replace hangers and shackles in pairs to maintain proper alignment. Check bushings for cracking or compression - worn bushings can cause premature spring failure.
What's the difference between tapered and flat leaf springs for my application?
Tapered leaf springs provide a smoother ride and better articulation for highway driving, making them ideal for long-haul applications. Flat leaf springs offer superior load capacity and durability for vocational trucks or heavy hauling. Tapered springs typically last 300,000-400,000 miles under normal conditions, while flat springs may exceed 500,000 miles but provide a stiffer ride. Consider your typical load weight and road conditions when choosing between styles.
