🔧 Semi-trailer parts manufacturer · Liangshan, Shandong WhatsApp +86 199 5331 6215 · info@sigma-truck.com
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Sigma Trailer Parts

CADA PIEZA, DISEÑADA PARA DURAR

Ejes, suspensión, frenos, quintas ruedas, patas de apoyo — fabricados en Liangshan, exportados a 40+ países.

Exported to: Kenya Nigeria South Africa Tanzania Ghana UAE
Trailer AxleAxles
Fifth Wheel CouplingFifth Wheel
Brake DrumBrakes
Landing GearLanding Gear
Bogie SuspensionSuspension
Twist LockTwist Locks
22+Product Lines
40+Export Countries
10yrIndustry Experience
ISO9001Certified
Product Matrix

Engineered For Every Trailer Need

All Products →
Why Sigma

FACTORY DIRECT. NO MIDDLEMAN.

Direct from our Liangshan factory — you get factory pricing, technical support, and flexible customisation with no trader markup.

  • OEM & ODM customisation
  • Full inspection before export, traceable quality
  • Mixed container loading, one-stop sourcing
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Trailer suspension brackets ready for export
Factory area 15,000
Export Cases

Exported to 40+ Countries

Kenya

Axles, suspension & brakes for flatbed trailers

Nigeria

Full container of landing gear & twist locks

South Africa

OEM fifth wheel couplings & king pins

UAE

Mixed container — axles, wheels, brake drums

Russia

Mechanical suspension & leaf springs

Brazil

Trailer lighting systems & wiring harnesses

Tanzania

Complete trailer axle & suspension sets

Ghana

Brake system components & spare parts kits

Technical Support & After-Sales

From part selection to installation, our engineering team provides full technical support throughout.

Technical Guides →

Ready to source the right parts for your trailers?

Díganos qué pieza necesita y su puerto de destino — le enviamos cotización hoy.

Respondemos en 24 h — o por WhatsApp al +86 199 5331 6215.