2Bros Parts

Front Fork Spring 4.0N -(Pair), 435-455-40, HIGH PERFORMANCE FORK SPRING, K-TECH SUSPENSION

$113.47

4.1 Trustpilot 99.9% positive on eBay

Delivery to United States 5–8 business days

Spread the cost with Klarna

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K-Tech high performance fork springs are manufactured from the highest grade Chrome Silicone wire. Each spring is cold coiled, heat treated, tempered, shot peened, ground to length, and polished for reduced friction and smoother performance. The spring rate is laser etched on the end. Manufactured to DIN 2095 grade 1. This is a pair of front fork springs with a 4.0N rate.

Specifications
SKU
84-0015.40
Brand
K-Tech Suspension
Availability
In Stock (7)

Fitments (183)

MakeModelYear
AJPPR7 02017
AJPPR7 02018
AJPPR7 02019
AJPPR7 02020
AJPPR7 02021
AJPPR7 02022
AJPPR7 02023
AJPPR7 02024
AJPPR7 02025
BETARR 2T RACING 1252020
BETARR 2T RACING 1252021
BETARR 2T RACING 1252022
BETARR 2T RACING 2002021
BETARR 2T RACING 2002022
BETARR 2T RACING 2502020
BETARR 2T RACING 2502021
BETARR 2T RACING 2502022
BETARR 2T RACING 3002020
BETARR 2T RACING 3002021
BETARR 2T RACING 3002022
BETARR 4T RACING 3502020
BETARR 4T RACING 3502021
BETARR 4T RACING 3502022
BETARR 4T RACING 3902020
BETARR 4T RACING 3902021
BETARR 4T RACING 3902022
BETARR 4T RACING 4302020
BETARR 4T RACING 4302021
BETARR 4T RACING 4302022
BETARR 4T RACING 4802020
BETARR 4T RACING 4802021
BETARR 4T RACING 4802022
BETARR 4T RACING 4902020
BETARR 4T RACING 4902021
BETARR 4T RACING 4902022
FANTICXE 1252021
FANTICXE- 1252020
FANTICXX 1252021
FANTICXX 2502021
FANTICXX- 1252020
FANTICXX- 2502020
GAS-GASEC 1252020
GAS-GASEC 2502018
GAS-GASEC 2502019
GAS-GASEC 2502020
GAS-GASEC E 3002018
GAS-GASEC SIX DAYS 2502019
GAS-GASEC SIX DAYS 3002019
GAS-GASENDURO GP 2502018
GAS-GASENDURO GP 3002018
GAS-GASXC 2002019
GAS-GASXC 2502018
GAS-GASXC 2502019
GAS-GASXC 3002018
GAS-GASXC 3002019
GASGASEC RACING 2002019
GASGASEC RACING 2002020
GASGASEC RACING 2502019
GASGASEC RACING 2502020
GASGASEC RACING 3002019
GASGASEC RACING 3002020
GASGASECE 4 3002018
GASGASENDURO GP 2502019
GASGASENDURO GP 3002019
HUSQVARNACR 1252010
HUSQVARNACR 1252011
HUSQVARNACR 1252012
HUSQVARNACR 1252013
HUSQVARNACR 1502011
HUSQVARNATC 2502010
HUSQVARNATC 2502011
HUSQVARNATC 2502012
HUSQVARNATC 2502013
HUSQVARNATC 4492011
HUSQVARNATC 4492012
HUSQVARNATC 4492013
HUSQVARNATC 4502010
HUSQVARNATE 4502010
HUSQVARNATE 5112011
HUSQVARNATE 5112012
HUSQVARNATE 5112013
HUSQVARNATXC 2502010
HUSQVARNATXC 2502011
HUSQVARNATXC 2502012
HUSQVARNATXC 2502013
HUSQVARNATXC 4492011
HUSQVARNATXC 4492012
HUSQVARNATXC 4492013
HUSQVARNATXC 4502010
HUSQVARNATXC 5102010
HUSQVARNATXC 5112011
HUSQVARNATXC 5112012
HUSQVARNATXC 5112013
KTM125 SX2007
KTM250 SX2007
KTM250 SX-F2007
KTM450 SX-F2007
KTM525 SX-F2007
KTM530 SX-F2007
TMMX 1252013
TMMX 1252014
TMMX 1252015
TMMX 2502013
TMMX 2502014
TMMX 2502015
TMMX FI 2502013
TMMX FI 2502014
TMMX FI 2502015
TMMX FI 4502013
TMMX FI 4502014
TMMX FI 4502015
YAMAHAYZ 1252006
YAMAHAYZ 1252007
YAMAHAYZ 1252008
YAMAHAYZ 1252009
YAMAHAYZ 1252010
YAMAHAYZ 1252011
YAMAHAYZ 1252012
YAMAHAYZ 1252013
YAMAHAYZ 1252014
YAMAHAYZ 1252015
YAMAHAYZ 1252016
YAMAHAYZ 1252017
YAMAHAYZ 1252018
YAMAHAYZ 1252019
YAMAHAYZ 1252020
YAMAHAYZ 1252021
YAMAHAYZ 2502006
YAMAHAYZ 2502007
YAMAHAYZ 2502008
YAMAHAYZ 2502009
YAMAHAYZ 2502010
YAMAHAYZ 2502011
YAMAHAYZ 2502012
YAMAHAYZ 2502013
YAMAHAYZ 2502014
YAMAHAYZ 2502015
YAMAHAYZ 2502016
YAMAHAYZ 2502017
YAMAHAYZ 2502018
YAMAHAYZ 2502019
YAMAHAYZ 2502020
YAMAHAYZ 2502021
YAMAHAYZ 250F2006
YAMAHAYZ 250F2007
YAMAHAYZ 250F2008
YAMAHAYZ 250F2009
YAMAHAYZ 250F2010
YAMAHAYZ 250F2011
YAMAHAYZ 250F2012
YAMAHAYZ 250F2013
YAMAHAYZ 250X2015
YAMAHAYZ 250X2016
YAMAHAYZ 250X2017
YAMAHAYZ 250X2018
YAMAHAYZ 450F2004
YAMAHAYZ 450F2005
YAMAHAYZ 450F2006
YAMAHAYZ 450F2007
YAMAHAYZ 450F2008
YAMAHAYZ 450F2009
YAMAHAYZF 2502006
YAMAHAYZF 2502007
YAMAHAYZF 2502008
YAMAHAYZF 2502009
YAMAHAYZF 2502010
YAMAHAYZF 2502011
YAMAHAYZF 2502012
YAMAHAYZF 2502013
YAMAHAYZF 4502004
YAMAHAYZF 4502005
YAMAHAYZF 4502006
YAMAHAYZF 4502007
YAMAHAYZF 4502008
YAMAHAYZF 4502009
YAMAHAYZX 1252021
YAMAHAYZX 2502015
YAMAHAYZX 2502016
YAMAHAYZX 2502017
YAMAHAYZX 2502018
YAMAHAYZX 2502019
YAMAHAYZX 2502020
YAMAHAYZX 2502021
General Product Group
Suspension & Drive Parts
General Product Type
Fork Spring
General Size
4.0N
Variant Id
286532
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

K-Tech High Performance Front Fork Springs 4.0N (Pair)

Experience superior handling and control with K-Tech High Performance Front Fork Springs. Designed for motorcycle enthusiasts seeking ultimate performance, these springs are engineered with precision and crafted from the highest grade Chrome Silicone wire. Each spring undergoes a meticulous manufacturing process, including cold coiling, heat treatment, pre-setting, and grinding to the exact length. A final polish reduces friction, ensuring a smoother and more responsive ride.

The spring rate is clearly laser etched on the end for easy identification, and all springs are manufactured to the stringent DIN 2095 grade 1 standard, guaranteeing exceptional quality and reliability.

  • Cold Coiled: Ensures consistent spring performance and durability.
  • Heat Treated & Tempered: Enhances strength and resilience.
  • Shot Peened: Improves fatigue life and resistance to stress.
  • Ground Ends: Provides a precise seating surface for optimal performance.
  • Polished Finish: Minimizes friction for smoother fork action and improved responsiveness.
  • Part Number Etched: Easy identification of spring rate and specifications.
  • High Grade Chrome Silicone Wire: Built for longevity and high-performance demands.
Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Call us+44 330 133 3748
Email us[email protected]

Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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