Vehicle Refinancing Calculator

Could Refinancing Your Vehicle Lower Your Monthly Repayments?

If you took out your vehicle loan when interest rates were higher, or you’ve since improved your credit profile, refinancing could reduce what you pay each month and free up cash in your budget. Use the calculator below to get a quick estimate of what you could save by refinancing your current car loan with AA Money.

You’ll need a few details to hand before you start:

• Your current outstanding loan balance (shown on your latest finance statement)
• Your current monthly repayment amount
• Any existing balloon or residual amount
• Your current interest rate and remaining loan term

Once you’ve entered your figures, select one or more refinancing adjustments to see the impact on your monthly repayment.

What is Vehicle Refinancing?

Vehicle refinancing is the process of replacing your existing car loan with a new one, ideally on more favourable terms. You keep the same vehicle, but the new loan settles the outstanding balance of the old one, and you continue repayments under the new arrangement. In South Africa, refinancing is commonly used to reduce monthly repayments, secure a lower interest rate, or restructure a loan that has become difficult to manage.

Refinancing differs from simply renegotiating with your existing lender. It typically involves a new credit application, affordability assessment, and agreement — which is why it’s only worth pursuing when the long-term benefit outweighs the administrative cost and any penalties involved.

Benefits of Refinancing Your Car Loan

The right refinancing arrangement can deliver several tangible advantages, depending on your circumstances:

• Lower monthly repayments — a reduced interest rate or extended term can meaningfully shrink your monthly instalment, easing pressure on your household budget.
• Improved cash flow — the money you save each month can be redirected toward savings, emergency funds, debt reduction, or essential expenses.
• A better interest rate — if your credit score has improved since you originally financed your vehicle, you may now qualify for a significantly lower rate.
• Structural flexibility — refinancing allows you to introduce a balloon payment, extend your term, or consolidate arrears into a manageable arrangement.

When Does Refinancing Make Sense – and When Doesn’t It?

Refinancing isn’t always the right choice. It works best when at least one of the following applies:

• Interest rates have dropped since you took out your original loan
• Your credit score has improved and you now qualify for better terms
• Your current monthly repayment is putting real strain on your finances
• You have at least 12 months remaining on your current loan (otherwise the costs may outweigh the savings)

It may be less suitable if you’re close to the end of your current loan term, if your vehicle has depreciated significantly below what you owe, or if your current agreement carries high early settlement penalties. A longer term will also mean paying more interest overall, even if the monthly repayment is lower — so it’s worth weighing short-term relief against long-term cost.

How Vehicle Refinancing Works with AA Money

The refinancing process is straightforward:

1. Apply online — complete a quick application with your vehicle and current finance details.
2. Affordability assessment — we review your application and confirm whether we can offer you improved terms.
3. Settlement of your existing loan — if approved, we settle your current financier directly.
4. New repayment schedule — you begin repayments under your new, improved arrangement.

Ready to see what you could save? Apply for vehicle refinancing with AA Money today.

Frequently Asked Questions

Can I refinance a car that already has a balloon payment?

Yes. Refinancing a vehicle with an existing balloon payment is common, particularly as the balloon approaches its due date. Refinancing allows you to restructure the outstanding balance — including the balloon — into a new loan with manageable repayments, rather than having to settle the full balloon amount in a single lump sum.

Will refinancing my car loan affect my credit score?

A refinancing application involves a credit check, which may cause a small, temporary dip in your credit score. However, if refinancing allows you to maintain consistent, affordable repayments going forward, the long-term effect on your credit profile is usually positive.

How long does vehicle refinancing take?

Once you’ve submitted a complete application with the required documentation, approval typically takes a few business days. Settlement of your existing loan and activation of the new agreement usually follows shortly thereafter.

Is there a fee to refinance my vehicle?

There may be initiation fees on the new loan, as well as early settlement penalties on your existing loan — both of which should be factored into your decision. The refinancing calculator above gives you a baseline estimate of monthly savings, but a personalised quote from AA Money will account for all applicable fees.

Can I refinance if I’m in arrears on my current loan?

Refinancing while in arrears is more difficult but not always impossible. Each application is assessed individually. If you’re struggling with your current repayments, it’s worth speaking with an AA Money advisor to understand your options.

How much can I realistically save by refinancing?

Savings vary significantly based on your current interest rate, remaining term, outstanding balance, and the new terms you qualify for. The calculator above provides an indicative estimate — a personalised quote will give you an accurate figure based on your specific application.