For auto parts and car accessory shops

Price parts with core charges and returns included

Wrong-part returns, core deposits and freight on heavy items shape the margin. Put them in and price each part to earn.

Quick answer: how should auto parts and car accessory shops price a product?

Add every cost, then the fees that take a share of the price, then choose your margin. For brake pad set that works out at $42.43, leaving $12.73 profit. Skip a cost and the profit shrinks without you noticing.

Check your best seller in two minutes

Take the product you sell most. If its price was set by adding a mark-up to the supplier price and you have never counted returns allowance or warranty allowance, card fees and monthly costs, it may earn less than you think. Some items may even lose money. You will not see it in your till, only in the end-of-month result.

The mark-up trap, worked through

Marking up only the supplier price by 30% gives a price of $31.20. After the other costs and the fees taken from that price, the sale leaves $2.61, not the $12.73 you planned. The same costs priced properly give $42.43.

Illustration with the example costs below. Your numbers will differ.

Where auto parts and car accessory shops usually lose money

Wrong-part returns

Add a returns allowance so sent-back parts are priced in.

Heavy parts

Add freight per unit for batteries and brake discs.

Huge catalogue

Scan your whole CSV in Catalog check.

Example: Brake pad set

These costs go in. The price comes out of the same engine the app uses.

  • Supplier price$24.00
  • Inbound freight$1.50
  • Card terminal fee2.9% of price
  • Returns allowance5% of price
  • Warranty allowance2% of price
  • Profit you want30% margin

Sell it for

$42.43

Profit per sale $12.73 on a total cost of $29.70.

What auto parts and car accessory shops see in the app

Real screens. Your own costs and products go in, the same kind of answers come out.

Already set up for auto parts and car accessory shops

Choose this business type in the calculator and these cost lines appear. You only fill in the amounts.

What auto parts and car accessory shops get with CostCal Pro

The pricing maths is free. Paid plans add bulk tools and store connections.

See plans and prices, all features or a sample report.

Questions auto parts and car accessory shops ask about pricing

How do I price brake pad set?

Add every cost (supplier price, inbound freight, card terminal fee, returns allowance, warranty allowance), then choose the profit margin you want. With these example costs and a 30% margin, brake pad set should sell for $42.43, which leaves $12.73 profit on a total cost of $29.70. Your own costs will differ, so enter yours in the calculator.

What is the formula for a selling price that keeps your margin?

Price = fixed costs divided by (1 minus the percentage fees minus your margin). Here the fixed costs are $25.50, the percentage fees are 9.9% of the price and the margin is 30%. Percentage fees must be taken from the selling price, not from the cost, which is why a simple mark-up on cost usually leaves less profit than planned.

What costs do auto parts and car accessory shops often forget?

The easiest to miss are returns allowance, warranty allowance, installer commission, your own time, and monthly costs such as rent, staff wages, insurance. Each one is a row in the Auto parts / car accessories shop preset, so you only fill in the amounts.

How do I know if a product is losing money?

Compare the selling price with the total cost, including the share of the price taken by fees. If the price is lower than that total, the product loses money. Catalog check does this for a whole product export and marks every item that loses money or has a thin margin.

Can I add a fitting charge?

Add fitting as another cost line, or price it as a separate item.

Can I check thousands of parts?

Upload a CSV in Catalog check.

Is the CostCal Pro calculator free for auto parts and car accessory shops?

Yes. The Free plan never expires and needs no card. It includes the exact price calculation, 5 saved calculations, 5 PDF reports and a catalog check of up to 50 products. Paid plans start at $49 a year and add more saved calculations, CSV import, store connection and API keys.

Last reviewed 2026-11-11. Example figures are illustrations, not advice.

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