Bosch SR3243X Starter Motor

Bosch SR3243X Starter for Toyota Applications

The Bosch SR3243X is a remanufactured 12-volt starter built for Toyota trucks and SUVs that need dependable cranking performance. It is a direct-fit starter for select Toyota Tacoma, 4Runner, and T100 applications, including models with 1.8 kW and 2.0 kW starter requirements.

Key Features

• Remanufactured Bosch starter for Toyota starting-system service
• 12-volt design with 1.8 power rating
• Clockwise starter rotation
• 9-tooth drive gear
• Solenoid attached for streamlined replacement
• Aluminum nose cone with closed-nose design
• 2 mounting bolt holes
• Aluminum starter finish

Product Details

Bosch Premium Starters are remanufactured, built, and tested to deliver consistent starting performance and reliability. The SR3243X is engineered for Toyota Tacoma, Toyota 4Runner, and Toyota T100 fitments where the original starter specification matches the listed application notes. This part number, SR3243X, is a practical OE-style replacement for vehicles that need a 12-volt starter with a solenoid attached and clockwise rotation.

This part cross-references OE numbers 2810075110 and 2810075120 for the same application.

Vehicle Fitment

• Fits 2014 Toyota Tacoma, N/A, to 07/2014; with 2.0 Kilowatt Starter
• Fits 2005-2013 Toyota Tacoma, N/A
• Fits 2010 Toyota 4Runner, N/A
• Fits 2000 Toyota 4Runner, N/A
• Fits 1995-2004 Toyota Tacoma, N/A; with 2.0 Kilowatt Starter
• Fits 1996-1999 Toyota 4Runner, N/A; with Cold Climate Option
• Fits 1995-1998 Toyota T100, N/A; with 2.0 Kilowatt Starter
• Fits 1994-1998 Toyota T100, N/A; with 1.8 Kilowatt Starter

What This Starter Helps Address

• Slow or weak engine cranking
• No-start conditions caused by starter wear
• Intermittent starter engagement
• Starter noise from worn internal components
• Starting-system failure on Toyota Tacoma, 4Runner, or T100 models

Installation Notes and Tips

Verify the vehicle’s starter specification, including kilowatt rating, before installation. Confirm clockwise rotation, 9-tooth drive engagement, and the 2-bolt mounting pattern against the original unit. Mounting hardware and shims are not included, so reuse or source the correct service parts as needed. Check the electrical connections, battery condition, and charging-system output before replacing the starter to avoid repeat failures.

Quality Assurance

Bosch remanufactured starters are built and tested to meet application-specific performance requirements. The SR3243X is a remanufactured electrical starting component designed for dependable service in Toyota Tacoma, Toyota 4Runner, and Toyota T100 applications.