Fitting Seat Belts

Professionally Installed & Certified Seatbelt in Christchurch.

Our services extend to unique and classic vehicles, ensuring safety without compromising style.

Schedule Your Free Seat Belt Safety Consultation Today

✔ Enhanced passenger safety with reliable, compliant seat belts.

✔ Peace of mind knowing your children are securely fastened with child tether points.

✔ A safer driving experience with newly installed 3 point safety belts.

Worrying about the safety of your vehicles due to old, worn-out, or non-compliant seat belts ?

We understand how critical it is to have a secure and compliant seat belt in your vehicle, especially when you’re dealing with classic cars or imports where seat belt replacement can be complex and challenging.


With years of experience as a seat belt specialist, we have successfully installed automotive seat belts in vehicles ranging from classic muscle cars to modern family cars, ensuring each one meets stringent safety standards.


We believe that every vehicle owner should have peace of mind knowing their 3 point safety belt and safety belt lock will perform when needed most.

Drive Confidently with Expert Seatbelt Fitting

Get the seat belt replacement your car needs to keep you and your loved ones safe.


We help vehicle owners like you ensure their vehicles are equipped with reliable automotive seat belts for maximum safety.


We are 4WD Upgrades, and we can help you with professional seat belt replacement services in Christchurch, ensuring your car is secure and road-ready.

What Our Seatbelt Clients Are Saying

 "Safety is top-notch now!"

"Went in for a replacement and left feeling way more secure.


Hats off to 4WD Upgrades!"

Lara, Christchurch
"Sorted my frayed belt in no time!"

"Thought I could leave it, but they showed me how much better a new one feels. Glad I popped in for the fix."

Jake, Christchurch
 "Couldn’t ask for better service!"

"Needed a 3-point safety belt installed, and they made it a breeze.

Trust these guys to get it done right."

Ben, Timaru

The Seamless Seatbelts Solution

Step 1: Schedule your free consultation

We’ll discuss your vehicle’s specific needs, whether it’s drivers side seat belt replacement or installing dog seat belt for car.


Step 2: Custom Installation Plan

We’ll develop a tailored installation plan that might include sourcing 3 point seat belts that match your interior or fitting racing belts for performance vehicles.

Step 3: Enjoy Peace of Mind

Rest easy knowing your vehicle is equipped with reliable, compliant seat belt systems that ensure the safety of all passengers.

Top Features of Our Seatbelt Fitting Process

Customised seat belt replacement

Perfectly matching seat belts for any vehicle

Which Means: Your vehicle will not only be safe but will also maintain its aesthetic integrity.

Specialised dog car seatbelt solutions

Keep your dog safe on every ride


Which Means… Less distraction and more safety for everyone on board.

Expertise in unique vehicles

Installation services for everything from classic cars to fire engines

Which Means: No vehicle is too big or small; we can handle them all.

Child tether points installation

Safe and secure seating for children

Which Means: Peace of mind that young passengers are properly protected.

Locally & imported seat belts

Access to a trusted brand in automotive safety
Which Means: Enhanced durability and reliability for your vehicle’s safety belts.

Full range of automotive seat belts

Whatever your vehicle needs, we have it covered

Which Means: No need to search multiple suppliers; we are your one-stop-shop.

Common Seatbelt Fitting Questions Answered

See some common questions and answers below. 

  • I can just buy a seat belt replacement online and install it myself.

    While online options may seem convenient, incorrect installation can lead to failure in critical moments. Our expertise ensures your seat belt is properly installed, tested, and fully compliant with safety regulations.

  • My car is a classic; modern automotive seat belts will ruin its look.

    We offer customised seat belts that can match your car’s original interior, preserving its vintage appeal while enhancing safety.

  • I don’t need professional installation; my car’s seat belts seem fine.

    Worn or frayed seat belts can be deceptive. Professional assessment ensures you’re not risking safety based on appearance alone.

  • I’m concerned about the cost of replacing automotive seat belts

    We offer competitive pricing and the peace of mind that comes with knowing your vehicle’s *seat belts* meet all safety standards.

  • My vehicle is older; will the new seat belts fit properly?

    We specialise in retrofitting all seat belt type replacements for older vehicle ensuring a perfect fit, custom coloured belts if required and enhanced safety.

  • What is involved in a seat belt replacement ?

    A seat belt replacement involves removing the old belt and buckle, inspecting the mounting points, and installing a new, compliant automotive seat belt.

  • How do I know if my seat belt needs replacing?

    If you notice a frayed seat belt, difficulty in buckling, or if the belt no longer retracts smoothly, it’s time for a replacement.

  • Can you install 3 point safety belts in older vehicles?

    Yes, we can retrofit three point seat belts into older vehicles, enhancing safety and compliance with current regulations.

  • How long does a seat belt installation take?

    This is very dependant on the vehicle. It can be anywhere from a 1 hour job to several days depending on whether it is a direct replacement or an extensive retro fit is required.

  • Is it necessary to replace a seat belt buckle if it seems faulty?

    Yes, a faulty seat belt buckle can compromise safety. It should be replaced immediately to ensure the belt functions correctly.

Negative Consequences of NOT Working with Us

  • Increased risk of injury due to faulty or non-compliant seat belts


  •  Potential failure to pass COF/WOF testing


  • Compromised safety for children and pets due to improper seat belt or car harness installations.

Successful Outcomes of Working with Us

  • Fully compliant, high-quality seat belts installed in your vehicle.


  • Peace of mind knowing your vehicle is as safe as possible for all passengers.


  • Enhanced vehicle value, especially in classic or unique cars, thanks to custom seat belt installations.

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