Parts purchasing is where independent garages make or lose margin on every job. Some garages have a tight parts workflow. The registration finds the vehicle in the supplier catalogue. Trade prices are live. The job card updates itself. In other garages a technician telephones the parts counter, and somebody types the order in. The difference shows in both time and profit. The major UK garage management systems handle this to varying degrees. Understanding what good parts integration looks like, and where current software falls short, matters before choosing a system.
Connect with us about garage management software · · Replies within 24 hours
In a fully integrated garage management system, the parts ordering workflow runs like this:
Every break in that flow costs margin and time. The technician opens another browser tab. They telephone a trade counter. They type the same data twice. They guess a price that the invoice later contradicts.
GSF Car Parts began as Group Spare France, and now belongs to LKQ Europe. It is one of the largest independent parts distributors in the UK, with more than 170 trade branches. GSF gives you a trade account API that works with the major UK garage management systems. TechMan, Garage Hive, Dragon2000. Through that link a garage can search the GSF catalogue by registration or by part number. It sees the trade price on its own account, and what the nearest branch holds. It orders from the job card.
For garages with a GSF trade account, the integration removes the need to use GSF's separate trade portal for every parts search. Everything happens within the GMS interface. Order history, invoices, and delivery confirmations are linked to the relevant job card rather than sitting in a separate supplier account.
Euro Car Parts belongs to Halfords. It has more than 200 trade outlets, more than any other UK distributor. It offers a similar link to the main garage systems. The Euro Car Parts integration operates on the same model: VRM-based search, live trade pricing, stock check, and order placement from within the GMS.
Euro Car Parts and GSF serve broadly the same market. Most garages find both accounts useful. GSF has more branches close together in some regions. Euro Car Parts has the wider network, and its next-day delivery is reliable. A system can ask both suppliers at once, and show every catalogue in one search. The technician does not then move between them.
TPS is the Volkswagen Group's own-brand trade parts operation, supplying genuine OEM parts for VW, Audi, SEAT, Skoda, and Cupra to independent garages. TPS trade accounts carry genuine manufacturer parts at trade pricing, without going through the franchised dealer network. For garages that work primarily on VAG vehicles, TPS integration in a GMS is a meaningful differentiator. Not every garage system reaches TPS. Confirm that before you choose one, if VAG work is a large part of your business.
The broader parts market includes LKQ Coatbridge, Andrew Page (also LKQ), Partco, and specialist suppliers for specific vehicle categories (commercial vehicles, prestige brands, motorcycles). Some platforms offer a multi-supplier search as an extra. It asks several catalogues at once, and ranks the results with prices. How deeply it connects differs from one to another. Ask one question of any garage system. How many of my regular suppliers can I order from inside it, with no other system open?
Parts availability is only one half of estimating a job accurately. The other half is labour time. Without approved labour times, an estimate rests on what a technician remembers. Or the job takes longer than the quote. Both annoy the customer, and both cost you profit.
Autodata is the UK industry standard for technical data. It holds the labour times the manufacturer gives, for thousands of repairs, across every main make and model. It holds the service schedules, with the oil, the capacities and the intervals. It holds wiring diagrams and the place of each part. It holds the diagnostic trouble codes with their likely causes, and the technical service bulletins. Most UK GMS platforms that include labour time integration use Autodata.
A technician chooses a repair in a system linked to Autodata. It returns three things. The labour time in hours. The parts that job needs. Any technical note that applies. This is the foundation of an accurate estimate. A technician guesses a labour time, and the estimate is wrong. Somebody then spends 45 minutes on the telephone to the customer. An Autodata link would have prevented that.
HaynesPro is the trade side of the Haynes manual brand. It competes with Autodata, and holds much the same information. Labour times, wiring, service data and technical guides. Some GMS platforms integrate HaynesPro rather than Autodata, or support both. The data coverage is comparable for common vehicles; for very new models or unusual vehicles, coverage can vary between providers.
Even with a GMS that has supplier integration, some common faults stop that link from giving you its value:
The parts catalogue integration is only accurate when the VRM lookup returns the correct vehicle specification. The parts a catalogue returns may not fit the car on the ramp. That happens with a modified vehicle, with an import built to another specification, and where the DVSA record is incomplete. A technician who checks the vehicle specification before ordering avoids this. A technician who trusts the catalogue without checking will sometimes order a part that does not fit. That costs another trip to the parts counter, and the car stays longer than it should.
By hand, somebody orders the parts by telephone. They arrive at a different price, because the price changed after the estimate. Nobody updates the invoice before it goes out. The garage loses the difference. In an integrated system, the actual invoice price from the supplier updates the job card cost automatically when the delivery confirmation is received. This requires the integration to be configured correctly: and the workflow to follow the system rather than bypass it.
Some ordered parts are never used. The specification was wrong, the repair did not happen, or the customer said no. Those parts go back to the supplier for credit. Your system must follow the state of each part against its job card. Without that, a credit comes back but nobody matches it to the job, and the garage carries the cost. A system that follows returns keeps the link between a returned part and their source job, ensuring credits are claimed.
An independent garage adds a markup to the trade cost. It is usually 20% to 50%, by the kind of part, the value of the job, and the local competition. Without a live trade price while you quote, you have two choices. Quote a standard rate, which may charge too much or too little. Or hold the quote while somebody looks the price up.
A system with live prices from your main suppliers shows the trade cost as you build the estimate. It then adds your markup at the rate you set. The customer gets an accurate quote quickly; the garage keeps its margin. The other way is to quote from memory, or from the price yesterday. That loses money. It also causes an argument whenever the invoice differs from the quote.
| Integration type | What it gives you | Without it |
|---|---|---|
| VRM lookup (DVSA VES) | Automatic vehicle identification by registration plate | Manual make/model entry; errors; incorrect parts ordered |
| Labour times (Autodata/HaynesPro) | Manufacturer-recommended times per operation; parts list | Technician memory; underquoted jobs; margin loss |
| Parts supplier (GSF/Euro Car Parts) | Live trade pricing, stock, ordering from job card | Phone/portal orders; manual job card updates; pricing errors |
| Accounting (Xero/Sage) | Invoice sync; supplier invoice reconciliation | Manual re-entry; reconciliation errors; VAT issues |
The question this article ends on is the right one. How many of my suppliers can I order from inside my system? For most garages the answer is one or two.
Each connection is built by one vendor, against one supplier, and kept working by hand as both sides change. A vendor therefore builds the two largest, and stops. TPS, a specialist factor, or an agricultural supplier is left to the telephone. The garage that needs those pays for the gap every day.
A shared foundation changes who does that work. A part, a vehicle, a supplier, a price and an order are declared once, for every garage system. A connection to a supplier is then built once, against the foundation, and every garage that uses that supplier has it. No single garage funds it, and no vendor has to choose which two are worth building.
We explain that in bespoke software for a whole sector. We describe the market it creates in what does an interoperable software market look like.
GSF, Euro Car Parts, and the standard Autodata/HaynesPro catalogues cover passenger cars and light commercial vehicles comprehensively. The gaps appear at the edges of the market:
Garages specialising in any of these categories have parts workflow requirements that no standard GMS fully addresses. A commercial vehicle specialist or an agricultural engineer buys in its own way. Its suppliers, its part number formats and its markups are its own. A system built around them joins what a general system leaves you to do by hand.
Connect with us about garage management software · · Replies within 24 hours
You can see this in a working system. The ESRE live garage demo opens with no login, and it shows the parts work in this guide. Sign in as technician and order the part from GSF direct from the job card, or as owner and see the shrinkage on parts. It is a working system, not a screenshot.