Infiniti I30 Nissan Maxima Crankshaft Position Sensor Pair - 1AERK00091

Warranty & Shipping
Product Reviews
Vehicle Fit

Part Details

  • Quantity:   Pair

These crankshaft position sensors are just what you need to get your vehicle running great again!

  • Brand New Crankshaft Position Sensor PAIR
  • Replaces dealer part numbers: 23731-31U10, 23731-31U11, 23731-35U00, 23731-35U10, 2373131U10, 2373131U11, 2373135U00, 2373135U10
  • Direct replacement
  • Built to strict quality control standards
  • Located:
    • between engine and transmission on driver side
    • below crank pulley on passenger side
  • 100% factory tested



Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

Attention California Customers:

WARNING:  This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

5.00/ 5.0
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
works perfect
Was a perfect fit and car runs great again.I will definitely be ordering from you again.
October 30, 2017
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
do this pair include the front crank sensor?
Troy M November 3, 2015
Yes it does include the front crank sensor
Johnnie W November 3, 2015
Yes it does.
Ricky K November 3, 2015
Yes, it does. It includes both sensors.
George L November 3, 2015
both sensors came with htis order
Brian B November 8, 2015
yes this includes both sensors.
Brian F November 24, 2015
Year Make Model Description
1996-2001Infiniti I30 Infiniti I30 Crankshaft Position Sensor Pair
1995-2001Nissan Maxima Nissan Maxima Crankshaft Position Sensor Pair
Part #: 1AERK00091

Order must be placed by 4pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout