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Industry solution · Auto parts

Auto parts ecommerce with hundreds of thousands of SKUs, and margin walking out the door with every order.

In the aftermarket, the pain is volume: a parts catalog with fitment by vehicle, price by customer and region, reverse freight, returns and warranty, and the end-of-month reconciliation with the automaker. Every order carries a transaction cost that eats into margin before the part even leaves the warehouse. As an auto parts ecommerce platform, CWS Platform digitizes the decision, not just the channel, without taking the counter off the stage.

Auto parts hero: price by customer and region configured in the panel reaches the vehicle fitment search, with taxes and freight in the same order.

In short

An auto parts ecommerce platform starts with the catalog that links each SKU to the vehicle it fits. On CWS Platform the buyer finds the part by fitment and context, not just by code, and sees their own price, with Brazil's federal and state taxes (IPI, ICMS, ST) and freight calculated on the order. A catalog that arrives raw, in PDF or spreadsheet, can be treated with AI.

  • The fitment table links the SKU to the vehicle or equipment it fits, with equivalence across brands. Source: Product Catalog & MDM (Catalog Engine).
  • Price by customer and region comes from Contextual Pricing, with tax already built into the price. Source: B2B pricing engine.
  • The rep stops processing orders and starts negotiating the book of business. Source: guided selling.
  • At Imdepa, an auto parts distributor, the B2B portal activated 153 customers in 3 years. Source: Imdepa case.

A technical catalog, with fitment and equivalence across brands, is one of the criteria in the guide to choosing a B2B ecommerce platform.

Target profile

US$20M to US$300M in revenue, 3 to 30 branches, mixed channel (independent workshops, chains and fleets).

Core pain

Exploding SKU count (200,000 or more), price by customer and region, reverse freight, returns and warranty, reconciliation with the automaker.

Figures converted from Brazilian reais at R$5.00 = US$1.00.

What changes

The counter stays for those who prefer the phone. CWS Platform covers after-hours and reorders and, above all, changes how the part is found: the buyer searches by context and fitment, not just by code, and discovers items they didn't know existed. Price by customer and region, the taxes, freight and warranty are governed by rule and calculated in the same order (Contextual Pricing and Credit-First B2B Checkout). The rep moves out of the order-processor role and becomes a consultant, supported by sales rep software on the Sales Hub, without the repair shop having to learn a new interface.

Auto parts with the counter kept during the day and the B2B portal serving after hours and on reorders, under the same price and credit rules.
The counter stays, the portal covers the rest. Buyers who prefer the phone stay with the counter. The portal covers after hours and reorders, and the rep moves from processing to advising.

By decision-maker angle

CEO

The pain: The younger buyer already does everything digitally, and the sale I don't capture leaks to the gray market.

What changes: The digital aftermarket brings that demand into the official channel, with the physical counter preserved.

Commercial Director

The pain: Outside business hours the sale stops, and the reorder depends on someone remembering to call.

What changes: 24/7 coverage and predictable reorders, with the rep focused on the book of business and margin, not on keying in orders.

CFO

The pain: Revenue grows but margin disappears, eroded by the wrong price, untraceable concessions and the transaction cost per SKU.

What changes: Margin per SKU and turnover under governance, with traceable concessions (Reason Codes) and taxes calculated without error at checkout.

CIO

The pain: The fitment catalog, the ERP and the WMS don't talk to each other, and yet another digital initiative risks becoming a stalled project.

What changes: Orchestration over the ERP, integrated with the fitment catalog and inventory, in a parallel, auditable layer.

Transaction cost in the aftermarket: reverse freight, warranty, tax and reconciliation eroding margin, versus everything calculated by rule in one order.
Margin leaves before the part does. Reverse freight, warranty, tax and reconciliation eat margin order by order. Governed by rule, they are calculated inside the order itself.

The capability no one replicates

Finding the part by context, not just by code

Search by vehicle and fitment that solves the order for someone who doesn't know the exact code and surfaces compatible items the customer wouldn't ask for on their own.

Price and taxes by customer, in the same order

Price by customer, region and profile governed by rule, with taxes, freight and pre-approved credit calculated in seconds at checkout, with no price list exposed to everyone.

Parts search by context: the buyer starts from the vehicle and the application, with no code, and the portal shows the right parts and extra compatible items.
The order from someone without the code. Searching by vehicle and application solves the order for buyers without the code and exposes compatible items they would not ask for themselves.

The negotiation rails, in aftermarket vocabulary

Contextual Pricing by customer and regionTaxes on the orderNet Terms 30/60/90Reason CodesMulti-warehouse inventoryFreight and reverse freight by rule
Auto parts order with hundreds of lines where taxes, freight and pre-approved credit are calculated together at checkout, with no step-by-step checks.
A big order, closed in seconds. The buyer builds a long order and the platform calculates IPI, ICMS, ST, freight and pre-approved credit at once, with no separate verification steps.
Vehicle search results in an auto parts store: the selected vehicle at the top, 48 compatible products found, and every part card marked as compatible with the buyer's vehicle.

The part that fits this car, and only that one

The catalog after the vehicle is chosen: 48 compatible products, with the compatibility mark repeated on every part in the list.

  • The vehicle filters the catalogChosen once, the vehicle holds for the whole session, including the lists that come later.
  • 48 that fit, not 4,800 resultsThe list starts out narrowed to what fits, instead of returning everything and pushing the checking onto the buyer.
  • Compatibility marked on the partEvery item repeats the compatible badge: the information lives on the product, not only in the filter that produced the list.

Vehicle compatibility is the signature of the auto parts vertical — it is what separates the platform from a generic catalog with a search box. The screen shows the filter already applied, not the promise that it exists.

In operation

Imdepa · auto parts distribution

3x more customers

153 customers activated in 3 years on the B2B portal, without growing the team in the same proportion.

The buyer builds an order of more than 250 SKUs and the platform calculates taxes, freight and pre-approved credit in seconds. Credit risk is validated inside the flow, not checked in separate steps afterward.

"O valor real não é a receita que se vê nos números. É a operação que você consegue sustentar com o mesmo custo de estrutura. Crescemos 3x em clientes sem contratar 3x mais vendedores."

Paulo R. S. Pereira, Digital Sales Coordinator at Imdepa

Read the Imdepa case →

Tracbel · Volvo dealer

+10 points of margin

on portal orders, with ~131k SKUs (100% of the portfolio) available. Named the best Volvo dealer in the world (Volvo Gold, 2025).

Read the Tracbel case →
"Excelente, estávamos a quase 2 anos tentando implantar uma solução B2B, com a CWS, implantamos em 60 dias."
Edivaldo C., IT Manager, automotive sector · Software Advice, July 2026 · see reviews

On the industry side, CWS Platform also powers manufacturers' own aftermarket channels. Pirelli, through Pirelli Conecta, the portal where the manufacturer orchestrates purchasing by its authorized resellers alongside selected distributors, and MTE-Thomson, an industry that created its own digital sales channel, are CWS Platform customers.

The aftermarket chain in one portal: the manufacturer orchestrates authorized retailer purchasing from selected distributors, on the CWS Platform.
Manufacturers run their own channel too. On the manufacturer side, the CWS Platform runs the portal where the manufacturer orchestrates retailer purchasing from distributors.

Frequently asked questions

My repair shop calls the counter. They won't use a portal.

The counter stays. Digital captures what's lost today — the after-hours order and the reorder. Those who prefer the phone stay on the phone, without taking the rep off the stage.

Each customer has their own negotiated price. I can't expose a price list.

And you don't. Price is by customer, region and profile, governed by rule (Contextual Pricing), and each one sees their own, with taxes and freight already calculated on the order.

What about reverse freight, returns and warranty? Does the order cover that?

Yes. Freight, including reverse, and the returns and warranty terms enter as a rule in the same order, instead of becoming a manual negotiation after the sale.

How do you organize a parts catalog by fitment?

By linking each SKU to the vehicle or equipment it fits, and the equivalent codes across manufacturers, in a fitment and cross-reference table. That is what lets the buyer find the part by the vehicle, by the serial number or by the code they already know, and not only by the distributor's internal code.

Does the parts catalog have to be ready before we start?

No. The catalog comes in as it is and improves by level: first the manufacturer code, then name and dimensions, then fitment and image. A raw catalog, in PDF, spreadsheet or image, can be treated as a service and with an AI agent, and every extra level raises the chance of the part being found and bought.