HomeSuspension > Shocks and StrutsKYB 551117 Suspension Strut - Front
Part #: 551117

KYB 551117 Suspension Strut - Front

Gas-a-just, Front
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Gas-a-just, Front
Fitment: Mazda, MX-5 Miata
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of KYB Gas-a-just Suspension Strut 551117

The KYB Gas-a-just suspension strut 551117 is designed specifically for Mazda MX-5 Miata models, providing reliable shock absorption and improved ride quality. This strut features precise dimensions and mounting types to ensure proper fit and function on your vehicle.

  • Compressed length: 14.96 inches
  • Extended length: 20 inches
  • Stroke length: 5.04 inches
  • Lower mount type: Special
  • Upper mount type: 10x1.25
  • Includes R-stop but no B-stop
  • No dust cover or internal rebound spring included

Details on KYB Gas-a-just Product Line

The Gas-a-just line by KYB is engineered to provide consistent damping performance with gas-charged technology. This product line focuses on restoring the original handling and control characteristics of the vehicle, making it suitable for drivers seeking a balance between comfort and performance. The 551117 strut is part of this line, designed to meet the specific suspension requirements of the Mazda MX-5 Miata.

Technical Description of Part Number 551117

This KYB suspension strut 551117 offers a compressed length of 14.96 inches and extends up to 20 inches, allowing for a stroke length of 5.04 inches. The lower mount is a special type, while the upper mount features a 10x1.25 thread size, ensuring compatibility with the MX-5 Miata's suspension assembly. The strut includes an R-stop to limit extension but does not have a B-stop or internal rebound spring. Note that this unit does not come with a dust cover, so additional protection may be required depending on driving conditions.

Common Applications and Problem Solving

  • Restores proper suspension travel and damping on Mazda MX-5 Miata
  • Addresses issues with worn or leaking front or rear struts
  • Improves vehicle stability and handling during cornering
  • Reduces excessive body roll and vibration
  • Replaces damaged or corroded suspension components

Installation Notes and Tips

When installing the KYB Gas-a-just suspension strut 551117, ensure the correct orientation of the special lower mount and verify the 10x1.25 upper mount thread compatibility. Since this strut does not include a dust cover, inspect the surrounding suspension components for wear and consider adding protective boots if necessary. Proper torque specifications should be followed to maintain safety and performance.

Quality Assurance and Warranty

KYB suspension components, including the Gas-a-just 551117 strut, are manufactured to meet OEM standards for fit and function. While specific warranty details are not provided here, KYB typically offers coverage against defects in materials and workmanship. It is recommended to consult KYB or authorized distributors for exact warranty terms related to this part.

BrandKYB
Part Number551117
PositionGas-a-just, Front
Compressed Length14.96
Extended Length20
Lower Mount TypeSPECIAL
R-stopY
Stroke Length5.04
Upper Mount Type10X1.25

This part fits 10 vehicles. Search below:

YearMakeModelPositionNotes
2015MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2014MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2013MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2012MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2011MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2010MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2009MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2008MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2007MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just
2006MazdaMX-5 MiataFrontRecommended OEM Replacement; (Exc. Run Flat Tires); Gas-a-just

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

N12134700NE5134700C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.