Your trusted source of JDM parts shipped direct from Japan

Your trusted source of JDM parts shipped from Japan

JDM parts shipped direct from Japan

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Swift Springs Assist Spring

Swift Assist Springs operate fundamentally the same as helper springs and have been developed in motorsports.

Swift Assist Springs operate fundamentally the same as helper springs and have been developed in motorsports.

  • High strength steel wide H5S.TW exclusive to Swift
  • Enables fine tuning of spring performance to the exact requirements
  • Lightweight and highly durable construction
  • Excellent resistance to sag and fatigue
  • Can be installed above or below the main spring
  • Set of 2 assist springs
  • Navy Blue Metallic

Further information available from Swift Spring under links below.

Product Price Order
4.0 kgf/mm - 42 kgf - 165 mm
A60-072-040R
USD $ 132.04
USD $ 176.63
5.0 kgf/mm - 41 kgf - 200 mm
A65-068-050R
USD $ 132.04
USD $ 176.63
5.0 kgf/mm - 42 kgf - 210 mm
A60-072-050R
USD $ 132.04
USD $ 176.63
6.0 kgf/mm - 42 kgf - 280 mm
A60-072-060R
USD $ 132.04
USD $ 176.63
Product Order
4.0 kgf/mm - 42 kgf - 165 mm
A60-072-040R
USD $ 132.04
USD $ 176.63
5.0 kgf/mm - 41 kgf - 200 mm
A65-068-050R
USD $ 132.04
USD $ 176.63
5.0 kgf/mm - 42 kgf - 210 mm
A60-072-050R
USD $ 132.04
USD $ 176.63
6.0 kgf/mm - 42 kgf - 280 mm
A60-072-060R
USD $ 132.04
USD $ 176.63

Product Price Order
4.0 kgf/mm - 41 kgf - 155 mm
A65-068-040R
DISCONTINUED
This part is no longer available
6.0 kgf/mm - 41 kgf - 260 mm
A65-068-060R
DISCONTINUED
This part is no longer available
Product Order
4.0 kgf/mm - 41 kgf - 155 mm
A65-068-040R
DISCONTINUED
This part is no longer available
6.0 kgf/mm - 41 kgf - 260 mm
A65-068-060R
DISCONTINUED
This part is no longer available
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About Nengun Performance

Since the year 2000, Nengun Performance has supplied over 100,000 parts direct from Fukuoka, Japan to 150 countries worldwide. If you have any questions, our experienced and friendly customer service team is always happy to help, please send us an enquiry.

Nengun Performance, shipping JDM direct from Japan