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Does the Toyota 4Runner have torsion bars?

Yes, the Toyota 4Runner does have torsion bars as part of its front suspension system. Torsion bars are a type of spring that provide the necessary suspension and ride comfort for the 4Runner, a popular mid-size SUV known for its off-road capabilities.


What are Torsion Bars?


Torsion bars are a type of suspension component that uses the twisting or torsional force of a metal bar to provide spring-like suspension. They are commonly used in the front suspension of many vehicles, including the Toyota 4Runner. The torsion bar is attached at one end to the vehicle's frame and at the other end to the control arm that holds the wheel. As the wheel moves up and down, the torsion bar twists, providing a smooth and progressive suspension response.


How Torsion Bars Work in the Toyota 4Runner


In the 4Runner, the torsion bars are part of the independent front suspension system. They work in conjunction with other components like control arms, ball joints, and shock absorbers to provide a comfortable and capable ride, both on-road and off-road. The torsion bars help to support the weight of the 4Runner's body and absorb impacts from uneven terrain, improving the vehicle's handling and stability.


Benefits of Torsion Bars in the 4Runner



  • Improved Ride Quality: Torsion bars provide a smoother, more controlled ride compared to other suspension types, helping to reduce body roll and vibrations.

  • Increased Ground Clearance: The torsion bar design allows for more ground clearance, which is important for the 4Runner's off-road capabilities.

  • Easier Maintenance: Torsion bars generally require less maintenance than other suspension components, making them a reliable choice for the 4Runner.


Overall, the torsion bars are an integral part of the Toyota 4Runner's suspension system, contributing to its renowned off-road performance and comfortable on-road driving experience.

What year 4Runner to stay away from?


The Toyota 4Runner years to avoid are generally 2003-2005 due to severe frame rust and engine issues, and earlier models like 1988-1995 (specifically with the 3.0L V6) due to head gasket failures. Other problematic years include 2001-2002 for rust and 2010-2011 for airbag defects. 
This video discusses the best and worst years for the Toyota 4Runner, including common problems to watch out for: 59scar PROblemsYouTube · Oct 29, 2024
Problematic model years by generation 

  • First Generation (1984-1989): Avoid 1988-1989 models with the 3.0L V6 engine due to potential head gasket failures. 
  • Second Generation (1990-1995): Avoid 1990-1995 models with the 3.0L V6 engine for the same head gasket issues. 
  • Third Generation (1996-2002): Avoid 2001-2002 models due to reports of severe frame rust and suspension problems. 
  • Fourth Generation (2003-2009): This is the most problematic generation. 
    • 2003-2005: These years are notorious for severe frame rust, and some 2003-2004 models are also associated with head gasket failure and dashboard cracks. The 2004 model is often cited as one of the worst due to a combination of rust, ABS problems, and poor rear impact safety ratings. 
  • Fifth Generation (2010-present): Avoid 2010-2011 models due to dangerous airbag defects. 

Key issues to be aware of
  • Frame and body rust: A significant problem, particularly for the 2003-2005 models, can lead to expensive repairs or a complete vehicle write-off. 
  • Engine issues: The 3.0L V6 engine in the second-generation 4Runner is prone to head gasket failure. 
  • Airbag defects: A recall affected the 2010-2011 models due to faulty airbags. 
  • Dashboard cracks: This was an ongoing issue in some models, including the 2004. 
  • Suspension and brake problems: The 2001-2002 models had suspension issues, while the 2004 had a high number of complaints about the ABS not working properly. 



How do I know if I have torsion bar suspension?


Or it may be a part of the front. Strut. If you cannot find a coil spring at the front suspension. Then you will have a torsion bar front suspension shown. Here.



Do 4Runners have torsion bars?


For tightening and loosening if you're going to loosen. Or lower the vehicle you're going to need to loosen that nut first but since we're tightening. It.



What vehicles still use torsion bars?


Torsion bar suspensions are used on combat vehicles and tanks like the T-72, Leopard 1, Leopard 2, M26 Pershing, M18 Hellcat, M46/M47/M48 Patton, M60 and the M1 Abrams (many tanks from World War II used this suspension), and on modern trucks and SUVs from Ford, Chrysler, GM, Mitsubishi, Mazda, Nissan, Isuzu, LuAZ, and ...


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.