1st Idle Adjusting Spring for 1969-1974 40 Series & 55 Series Land Cruisers

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1st Idle Adjusting Spring for 1969-1974 40 Series & 55 Series Land Cruisers

The Toyota Spring #21726-40010 is a genuine replacement spring used within the distributor assembly to support stable component movement and proper distributor operation. Built for the charging and starting circuit application, it is made to match the fit and performance needs of your Toyota.

  • Distributor Support: Helps maintain controlled internal component movement
  • Matched Tension: Built for Toyota distributor operating requirements
  • Precise Fit: Designed for proper placement in the assembly
  • Genuine Replacement: Made with Toyota quality and material standards

Genuine Toyota parts are designed to fit your specific Toyota model and are backed by Toyota's genuine parts warranty.


Product Details & EPC Specifications:
  • Genuine Toyota Part Number: 21726-40010
  • Toyota EPC Nomenclature: SPRING, 1ST IDLE ADJUSTING
  • EPC Part Name Code (PNC): 21726 (Fig. 2103 - Carburetor Assembly)
  • Superseded / Alternate OEM Number: 21726-70010
  • Package Quantity: 1
  • Dimensions: 1.0" x 0.7" x 0.2" (0.01 lbs)

Vehicle Fitment & Applications
Series / Chassis ModelsProduction YearsEngine / Application Notes
FJ40 Land Cruiser (F Engine)09/1969 - 01/1975Engine: F (3.9L I6) | Req Qty: 1
FJ55 Land Cruiser Iron Pig Early (F 3.9L I6)09/1969 - 01/1975Engine: F (3.9L I6) | Req Qty: 1

If you have any questions about the other models of Land Cruisers that these fit, please feel free to give us a call and we will be glad to help you find the right fit for your needs.


If you have any questions about the item(s) that you may need please feel free to call and we will be glad to help you find what you are looking for. Feel free to call or email the contact information listed below.

Price shown is for a New Genuine Toyota part.

All Remanufactured and New Genuine Toyota Parts have a 1 Year Warranty on them.

(Used, New, Refinished, Rebuilt/Remanufactured, and Aftermarket options may also be available. If so, select below.)

All Used Parts have a 90 Warranty on them and are guaranteed to be in good working and/or serviceable condition. Some cleaning, sandblasting and painting may be required per visual preference.

Cruiser Parts Contact Information


Tags: land cruiser, landcruiser, land cruisers, landcruisers, 21726-40010, 2172640010, 21726 40010, 21726, 21726-70010, 40 Series, 55 Series

***Photo shown is for representative purposes only and may not match actual product.***

  • Shipping Weight: 0.01 lbs
  • Manufactured by: Genuine Toyota
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$6.97

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This product was added to our catalog on Wednesday 01 January, 2025.