• MART Motors 2920042.E0 Gray Variator Adjuster Spring 58x85 mm
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MART Motors 2920042.E0 Gray Variator Adjuster Spring 58x85 mm

MART Motors 2920042.E0 Gray Variator Adjuster Spring 58x85 mm

€14,95 EUR
€14,95 EUR
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High-performance silicon-steel variator adjuster spring engineered with high carbon content for exceptional endurance and consistent tension. Each spring undergoes precise heat treatment and dynamic balancing to deliver dependable transmission performance under demanding riding conditions.

Finished with a durable kiln-painted coating, this adjuster spring is calculated specifically for seamless compatibility across a wide range of compatible 50cc scooter transmission systems.

Key Features

Brand MART Motors
Part Number 2920042.E0
Product Type Variator Adjuster Spring
Color Gray
Material Silicon-Steel with High Carbon Content
External Diameter (A - Ø) 58 mm
Length (B) 85 mm
Wire Diameter (C - Ø) 4.5 mm
Spring Stiffness (K) 8.57k
Finish Kiln Painted
Weight 0.15 kg

Highlights

  • High carbon silicon-steel construction for maximum resilience
  • Heat-treated and dynamically balanced for stable operation
  • Kiln-painted surface coating for corrosion resistance
  • Precise 8.57k stiffness rating for calibrated transmission response

Materials & care

Manufactured from heat-treated silicon-steel with high carbon content and protected by a kiln-painted finish. Clean periodically during transmission servicing to prevent debris buildup.

Compatibility

Manufacturer Model
APRILIA APRILIA MOJITO CUSTOM 50 2T
APRILIA APRILIA SCARABEO 50 4T (PIAGGIO C373M)
APRILIA APRILIA SCARABEO 4V 50 4T euro 2
APRILIA APRILIA SCARABEO CLASSIC 50 2T euro 4 2018-> (CA91M)
APRILIA APRILIA SCARABEO STREET 50 2T (PIAGGIO)
APRILIA APRILIA SCARABEO STREET 50 2T euro 4 2018-> (CA91M)
APRILIA APRILIA SPORTCITY ONE 50 4T (PIAGGIO C377M)
APRILIA APRILIA SPORTCITY ONE STREET 50 2T euro 2
APRILIA APRILIA SR (carb.) 50 2T LC 2004-> (PIAGGIO)
APRILIA APRILIA SR R 50 2T LC euro 4 2018-> (PIAGGIO CA81M)
APRILIA APRILIA SR R FACTORY 50 2T LC (PIAGGIO C361M)
APRILIA APRILIA SR DITECH GP1 50 2T LC (PIAGGIO C361M)
APRILIA APRILIA SR MOTARD 50 2T euro 2
APRILIA APRILIA SR MOTARD 50 2T euro 4 2018-> (CA41M)
APRILIA APRILIA SR R (carb.) 50 2T LC (PIAGGIO)
APRILIA APRILIA SR Street 50 2T LC euro 2
APRILIA APRILIA SXR 50 ie 4T euro 5 2021-> (CD32M)
DERBI DERBI ATLANTIS - BULLET 50 2T 2003->
DERBI DERBI GP1 50 2T LC
DERBI DERBI GP1 OPEN 50 2T LC
DERBI DERBI GP1 REVOLUTION 50 2T LC
DERBI DERBI VARIANT Sport 50 2T
GILERA GILERA DNA 50 2T LC
GILERA GILERA EASY MOVING 50 2T
GILERA GILERA ICE 50 2T
GILERA GILERA RUNNER PureJet 50 2T LC <-2005
GILERA GILERA RUNNER PureJet 50 2T LC 2006->
GILERA GILERA RUNNER SP 50 2T LC <-2005
GILERA GILERA RUNNER SP 50 2T LC 2006-> (C451M)
GILERA GILERA RUNNER 50 2T LC
GILERA GILERA STORM 50 2T
GILERA GILERA STALKER 50 2T
GILERA GILERA TYPHOON 50 2T
GILERA GILERA TYPHOON X 50 2T
ITALJET ITALJET JET SET 50 2T
ITALJET ITALJET TORPEDO 50 4T
ITALJET ITALJET TORPEDO NEW 50 2T
KYMCO KYMCO K 12 50 2T
KYMCO KYMCO AGILITY R16 50 2T euro 2 (KF10B)
KYMCO KYMCO AGILITY R16 + 50 2T euro 2 2016-> (KF10D)
+106 more

Frequently asked questions

What are the exact dimensions of this variator spring?

The spring features an external diameter of 58 mm, an overall length of 85 mm, and a wire diameter of 4.5 mm.

What is the stiffness rating of this spring?

This model features a spring stiffness rating of 8.57k.

What materials and treatments are used to manufacture this spring?

It is crafted from high-carbon silicon steel, heat-treated, dynamically balanced, and kiln painted for enhanced durability.

Which scooter brands are compatible with this variator spring?

It is designed for a broad selection of 50cc scooters from manufacturers including Aprilia, Derbi, Gilera, Italjet, Kymco, Malaguti, MBK, Peugeot, Piaggio, SYM, Vespa, and Yamaha.

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