Dexter 7-Leaf Spring Pack 3500 lb
Dexter's 7-leaf 3500 lb pack stands out as a best-in-class choice for horse trailer owners who need a durable, progressive spring that spreads load across more leaves for improved longevity and a smoother ride. Compared with the lighter 4- and 5-leaf options on this list it offers superior fatigue resistance and, thanks to broad dealer availability, a competitive price-to-performance balance versus some imported high-capacity packs.
Extra load capacity
Smoother tow ride
Extra load capacity
Smoother tow ride
Review Summary
"Well-built OEM-quality pack that most owners say restores trailer ride and load handling; long-lasting with occasional complaints about packaging damage or minor fitment tweaks required during install."
Tank-like durability
7-leaf design rated 3500 lb for improved load distribution and smoother towing with typical horse trailer loads
Tank-like durability
7-leaf design rated 3500 lb for improved load distribution and smoother towing with typical horse trailer loads
Enhanced Physical Well-Being
Time-Saving Convenience
Dexter's 7-leaf 3500 lb pack stands out as a best-in-class choice for horse trailer owners who need a durable, progressive spring that spreads load across more leaves for improved longevity and a smoother ride. Compared with the lighter 4- and 5-leaf options on this list it offers superior fatigue resistance and, thanks to broad dealer availability, a competitive price-to-performance balance versus some imported high-capacity packs.
Extra load capacity
Smoother tow ride
Tank-like durability
7-leaf design rated 3500 lb for improved load distribution and smoother towing with typical horse trailer loads
Heat-treated spring steel construction for long service life and resistance to sag under repeated loads
Extra load capacity
Smoother tow ride
Tank-like durability
7-leaf design rated 3500 lb for improved load distribution and smoother towing with typical horse trailer loads
Heat-treated spring steel construction for long service life and resistance to sag under repeated loads
$150-250 USD
Lippert Components 4-Leaf Double Eye Spring 3500 lb
Lippert's 4-leaf double-eye 3500 lb spring is a market leader thanks to its widespread OEM adoption, easy sourcing, and typically lower upfront cost—making replacements fast and economical for most horse trailer owners. Relative to heavier multi-leaf packs like Dexter's 7-leaf or a 6-leaf assembly, the Lippert unit is lighter and simpler to install but trades some progressive load handling for affordability and availability.
Compact OEM fit
Quick swap install
Compact OEM fit
Quick swap install
Review Summary
"Dependable aftermarket spring that buyers report fits well and performs reliably for typical use, though a minority note variability in tempering leading to a firmer or softer ride than expected."
Precision ride feel
4-leaf double-eye configuration rated 3500 lb offering a lighter, lower-profile replacement option
Precision ride feel
4-leaf double-eye configuration rated 3500 lb offering a lighter, lower-profile replacement option
Time-Saving Convenience
Enhanced Physical Well-Being
Lippert's 4-leaf double-eye 3500 lb spring is a market leader thanks to its widespread OEM adoption, easy sourcing, and typically lower upfront cost—making replacements fast and economical for most horse trailer owners. Relative to heavier multi-leaf packs like Dexter's 7-leaf or a 6-leaf assembly, the Lippert unit is lighter and simpler to install but trades some progressive load handling for affordability and availability.
Compact OEM fit
Quick swap install
Precision ride feel
4-leaf double-eye configuration rated 3500 lb offering a lighter, lower-profile replacement option
Precision-formed leaves with consistent arch for predictable ride characteristics when hauling horses
Compact OEM fit
Quick swap install
Precision ride feel
4-leaf double-eye configuration rated 3500 lb offering a lighter, lower-profile replacement option
Precision-formed leaves with consistent arch for predictable ride characteristics when hauling horses
$100-180 USD
Southwest Wheel 5-Leaf Slipper Spring Pack 3500 lb
Southwest Wheel's 5-leaf slipper 3500 lb pack offers the compact slipper-style mounting many trailer builders prefer, with a balanced ride and corrosion-resistant finishes aimed at longevity in road and barn environments. It sits between the firmer 4-leaf and heavier 6–7-leaf designs in ride characteristics, and is often a more budget-friendly, easy-to-fit alternative to premium imported packs while still providing solid load support for typical horse trailer use.
Low-profile slipper
Hammock-like glide
Low-profile slipper
Hammock-like glide
Review Summary
"Good value slipper-style pack that many users praise for affordability and adequate performance, while some report earlier-than-expected settling or sag under heavy, repeated loads."
Easy axle alignment
5-leaf slipper-style pack rated 3500 lb that reduces axle wrap and improves load share on tandem axles
Easy axle alignment
5-leaf slipper-style pack rated 3500 lb that reduces axle wrap and improves load share on tandem axles
Enhanced Physical Well-Being
Recreational Enjoyment
Southwest Wheel's 5-leaf slipper 3500 lb pack offers the compact slipper-style mounting many trailer builders prefer, with a balanced ride and corrosion-resistant finishes aimed at longevity in road and barn environments. It sits between the firmer 4-leaf and heavier 6–7-leaf designs in ride characteristics, and is often a more budget-friendly, easy-to-fit alternative to premium imported packs while still providing solid load support for typical horse trailer use.
Low-profile slipper
Hammock-like glide
Easy axle alignment
5-leaf slipper-style pack rated 3500 lb that reduces axle wrap and improves load share on tandem axles
Multi-leaf stack engineered for balanced spring rate and improved ride over varied trailer terrain
Low-profile slipper
Hammock-like glide
Easy axle alignment
5-leaf slipper-style pack rated 3500 lb that reduces axle wrap and improves load share on tandem axles
Multi-leaf stack engineered for balanced spring rate and improved ride over varied trailer terrain
$130-200 USD
Reliable Trailer Parts Heavy Duty 6-Leaf Spring Assembly
Reliable Trailer Parts' heavy-duty 6-leaf assembly is a pragmatic choice for owners who want near-7-leaf performance without the extra weight or cost, delivering firmer support and improved durability for frequently loaded horse trailers. Compared with the 3500 lb 4- and 5-leaf units it offers a sturdier platform for repeated heavy use, and it often undercuts OEM-branded heavy-duty packs on price while maintaining comparable materials and construction.
Heavy-duty strength
Reduced rear sag
Heavy-duty strength
Reduced rear sag
Review Summary
"Sturdy heavy-duty assembly favored by owners needing extra capacity, but reviews are mixed on quality control and ride harshness — most are satisfied for heavy use after correct installation."
Workshop-tested grit
6-leaf heavy-duty assembly built for greater stiffness and durability under frequent heavy horse loads
Workshop-tested grit
6-leaf heavy-duty assembly built for greater stiffness and durability under frequent heavy horse loads
Enhanced Physical Well-Being
Skill Development & Mastery
Time-Saving Convenience
Reliable Trailer Parts' heavy-duty 6-leaf assembly is a pragmatic choice for owners who want near-7-leaf performance without the extra weight or cost, delivering firmer support and improved durability for frequently loaded horse trailers. Compared with the 3500 lb 4- and 5-leaf units it offers a sturdier platform for repeated heavy use, and it often undercuts OEM-branded heavy-duty packs on price while maintaining comparable materials and construction.
Heavy-duty strength
Reduced rear sag
Workshop-tested grit
6-leaf heavy-duty assembly built for greater stiffness and durability under frequent heavy horse loads
Reinforced center bolt and thicker main leaves to resist permanent sag and maintain ride height
Heavy-duty strength
Reduced rear sag
Workshop-tested grit
6-leaf heavy-duty assembly built for greater stiffness and durability under frequent heavy horse loads
Reinforced center bolt and thicker main leaves to resist permanent sag and maintain ride height
$180-300 USD
AL-KO 5-Leaf Double Eye Spring Pack 4400 lb
AL-KO's 5-leaf double-eye 4400 lb pack brings a higher 4400 lb rating and European engineering precision, making it the top choice when a higher GVWR or heavier trailer configuration is required. Although typically priced above the 3500 lb U.S. packs on this list, its increased capacity can eliminate the need for other upgrades and deliver longer service life under heavier loads, which can be a cost-effective investment for owners upgrading or commercial operators.
Higher load capacity
Precision engineering
Higher load capacity
Precision engineering
Review Summary
"High-quality European unit noted for excellent strength, corrosion resistance and consistent fit; buyers generally report long service life and premium performance though at a higher price point."
Euro-tough finish
5-leaf double-eye pack rated 4400 lb offering higher load capacity for larger horse trailers and heavier gear
Euro-tough finish
5-leaf double-eye pack rated 4400 lb offering higher load capacity for larger horse trailers and heavier gear
Enhanced Physical Well-Being
Time-Saving Convenience
Recreational Enjoyment
AL-KO's 5-leaf double-eye 4400 lb pack brings a higher 4400 lb rating and European engineering precision, making it the top choice when a higher GVWR or heavier trailer configuration is required. Although typically priced above the 3500 lb U.S. packs on this list, its increased capacity can eliminate the need for other upgrades and deliver longer service life under heavier loads, which can be a cost-effective investment for owners upgrading or commercial operators.
Higher load capacity
Precision engineering
Euro-tough finish
5-leaf double-eye pack rated 4400 lb offering higher load capacity for larger horse trailers and heavier gear
Premium European-style heat-treated spring steel for consistent performance and longevity
Higher load capacity
Precision engineering
Euro-tough finish
5-leaf double-eye pack rated 4400 lb offering higher load capacity for larger horse trailers and heavier gear
Premium European-style heat-treated spring steel for consistent performance and longevity
$240-400 USD