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Subaru 23770AA070 Drive Belt Idler Pulley Assembly
Subaru 23770AA070 Drive Belt Idler Pulley Assembly - Image 2
Subaru 23770AA070 Drive Belt Idler Pulley Assembly - Image 3
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Subaru 23770AA070 Drive Belt Idler Pulley Assembly


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Part TypeAccessory Drive Belt Idler Pulley
Pulley ConfigurationSmooth Flat Pulley
MaterialSteel Body with Sealed Bearing
Mounting Bolt Torque24-27 ft-lbs
Fitment TypeDirect Replacement
OE Reference23770AA070
Net Weight0.59 kg
Package Dimensions12 × 12 × 5 cm

Manufacturer No.

  • 23770AA070
  • 23770-AA070

OEM Part No.

  • 23770AA070
  • 23770-AA070

Engine Part No.

  • Subaru FA20
  • Subaru FB20
  • Subaru FB25
  • Subaru EJ25
  • Subaru FA24

Interchange No.

  • T36732
  • 532087320
  • J1147030
  • 0-N2542
  • 1000285
  • 80SPF0345
  • 23770AA07A

Fitment Vehicles

  • Subaru BRZ 2013-2025
  • Subaru Crosstrek 2013-2025
  • Subaru Forester 2011-2025
  • Subaru Impreza 2012-2025
  • Subaru Legacy 2013-2025
  • Subaru Outback 2013-2025
  • Subaru WRX 2015-2025
  • Subaru XV 2012-2025
  • Subaru Exiga 2011-2018
Technical specifications for Subaru OEM drive belt idler pulley part number 23770AA070. This smooth idler pulley maintains proper serpentine belt tension on accessory drive systems. Constructed with steel pulley body and sealed bearing assembly. Bolt torque specification 24-27 ft-lbs. Direct factory replacement for Subaru 2.0L and 2.5L H4 engines including FA20, FB20, FB25, EJ25 series. Compatible with Subaru BRZ, Crosstrek, Forester, Impreza, Legacy, Outback, WRX, XV models 2011-2025. Cross-references Gates T36732, INA 532087320, Febi 1000285, NSK 80SPF0345.