INA ZS-S1207 Engine Variable Valve Timing (VVT) Sprocket
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INA ZS-S1207 Engine Variable Valve Timing (VVT) Sprocket

Brand INA ZS-S1207
Fits Scion and Toyota · 20 vehicles

OE quality and performance. Designed to meet or exceed original equipment standards.

Powdered metal construction. Built from durable materials for dependable timing gear performance.

Heat treated precisely. Made to exact hardness specifications for consistent operation.

Cross-references 5540537100 for the same application. See all 1.

$482.33Free shipping
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INA ZS-S1207 VVT Sprocket for Toyota and Scion

INA ZS-S1207 is an engine variable valve timing sprocket for select Toyota Prius, Toyota Prius C, Scion xA, and Scion xB applications. It is built to OE-quality standards using high-grade powdered metal, steel, or cast iron construction with heat treatment to exact hardness specifications.

Key Features

  • Engine variable valve timing (VVT) sprocket for the valve train
  • OE-quality replacement for select Toyota Prius and Prius C applications
  • Also used on 2004-2006 Scion xA and Scion xB applications
  • Constructed from powdered metal, steel, or cast iron, depending on application design
  • Heat treated to precise hardness requirements for consistent operation
  • Part number ZS-S1207; cross-reference: 5540537100

Detailed Description

INA ZS-S1207 is a direct-fit VVT sprocket for select 2004-2009 Toyota Prius, 2012-2019 Toyota Prius C, 2004-2006 Scion xA, and 2004-2006 Scion xB models. This component is part of the engine valve train and is used in applications that require variable valve timing control at the camshaft drive. The part number ZS-S1207 is also referenced as INA global number 554 0537 100.

This part cross-references 5540537100 for the same application.

What It Helps Address

  • Timing chain drive wear at the VVT sprocket
  • Camshaft timing irregularities
  • Engine noise related to valve timing components
  • Check engine lights tied to VVT system faults
  • Rough idle or drivability issues linked to timing control

Installation Notes and Tips

Compatible with 2016-2019 Toyota Prius C, 2012-2015 Toyota Prius C, 2004-2009 Toyota Prius, 2004-2006 Scion xA, and 2004-2006 Scion xB. Verify engine code and timing component layout before installation. The VVT unit is ordered separately and is not included in this kit.

Quality Assurance

INA timing gears and sprockets are manufactured to meet or exceed OE quality and performance expectations, with materials and heat treatment selected for dimensional stability and durability.

Related reading

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
2019ToyotaPrius C—1.5LL4N/AVVT ORDER SEPARATELY-Not IN KIT
2018ToyotaPrius C—1.5LL4N/AVVT ORDER SEPARATELY-Not IN KIT
2017ToyotaPrius C—1.5LL4N/AVVT ORDER SEPARATELY-Not IN KIT
2016ToyotaPrius C—1.5LL4N/AVVT ORDER SEPARATELY-Not IN KIT
2015ToyotaPrius C—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2014ToyotaPrius C—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2013ToyotaPrius C—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2012ToyotaPrius C—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2009ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2008ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2007ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2006ScionxA—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2006ScionxB—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2006ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2005ScionxA—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2005ScionxB—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2005ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2004ScionxA—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2004ScionxB—1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
2004ToyotaPriusAutomatic CVT1.5LL4N/AINA Global Number 554 0537 100; VVT; ORDER SEPARATELY-NOT IN KIT
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
5540537100