ERP Software Solution for Mechanical Spare Parts Distributors & Service Centers

Mechanical Spare Parts & Distributor ERP is a specialized inventory and point-of-sale management system engineered for automotive spare parts distributors, machinery parts wholesalers, and mechanical service centers. It handles OEM and aftermarket cross-referencing, multi-bin location storage, superseded part tracking, counter sales POS, and supplier replenishment in one integrated platform.

What Core Modules & Capabilities Are Included in This Solution?

⚙️ A dedicated system built on years of real-business experience

• 160+ operational screens — every business workflow from cash sales to balance sheet is covered, with no gaps that force workarounds.
• 50+ Crystal Reports templates — pixel-perfect PDF, A4, and 80mm thermal outputs for invoices, delivery orders, salary sheets, VAT returns, and management statements.
• Multi-company & multi-branch architecture — manage unlimited companies and branches from a single installation using ProjectID-based data isolation, making the system SaaS-ready out of the box.
• Saudi ZATCA Fatoora compliance — Phase 1 and Phase 2 e-invoicing built in, including XML generation, QR code embedding, and direct ZATCA API submission.
• AI-agent ready codebase — plain ASP.NET/C# structure means Claude Code, Cursor, GitHub Copilot, and Gemini can read, modify, and extend the system immediately.
• Bilingual Arabic/English with RTL support — full right-to-left layout switching for Arabic-language operations, including bilingual VAT submission reports.

📊 Core accounting & finance

• Full double-entry general ledger — multi-level chart of accounts (Control → Head → Subsidiary → Particulars) with automatic voucher generation from every sales, purchase, and payment transaction.
• Balance Sheet, Income Statement & Trial Balance — drill-down financial statements generated in real time, with period comparisons and account-level detail reports.
• Bank & cash management — bank book, cash ledger, cheque register, partial payment handling, and bank-to-cash transfer vouchers in a single unified module.
• ZATCA VAT & Zakat compliance — VAT Return (Form VAT-01) preparation, VAT data processing, bilingual VAT submission reports (English & Arabic), and a dedicated Zakat calculation module.
• Letter of Credit (LC) management — full LC lifecycle tracking covering issuance, amendment, utilization, customs/cargo costs, CNF agent ledger, and LC VAT reporting for import-heavy businesses.
• Commission & salary accounting — payroll posting automatically creates GL vouchers; commission processing links directly to salesperson performance data.

🛒 Sales, CRM & collections

• Multi-format sales invoicing — standard A4 invoice, touch-screen POS terminal, AJAX-powered rapid entry, and 80mm thermal receipt — all ZATCA-compliant with embedded QR codes.
• Order lifecycle management — order entry, order distribution across branches, order delivery tracking, and full order detail reporting with stock updates at every stage.
• Credit management & collections — customer credit limits, credit files with document attachments, collection entry, cheque management, daily cash transfer, and cash-to-bank flows.
• Discount & promotions engine — sales promotions, discount entry with approval workflow, and discount authorization controls that prevent unauthorized margin erosion.
• Sales analytics — sales statement by period/employee/item/branch, low-margin item alerts, item sales history, store performance reports, and customer-level trade receivables aging.
• Sales returns — credit note generation with automatic stock reversal, damage item entry, and damage approval workflow ensuring full audit accountability.

📦 Inventory, store & purchasing

• Real-time multi-store stock control — current stock with quantity and value, stock ledger per item, daily stock snapshot, and inter-branch stock distribution with a full transfer audit trail.
• Wholesale-to-retail unit management — sell one carton as 12 pieces with automatic unit conversion and separate pricing tiers; fully configurable units of measurement.
• Barcode-driven operations — barcode label printing in 38×28mm and 60×40mm formats, barcode scanning at POS and purchase receipt, and product search by barcode.
• Damage & stock adjustment workflow — damage item entry, damage approval, damage report, stock write-up/write-down with authorization, and dead product identification.
• Product master management — category, subcategory, brand, vehicle specifications, unit of measurement, price change history, and sales promotions per product.
• Purchase management — purchase orders, purchase invoice entry with automatic stock update, purchase returns, supplier ledger, purchase summary, and VAT purchase reports.

👥 HR, payroll & attendance

• Employee master & profiles — full employee records including department, designation, education qualification, and branch assignment.
• Attendance & payroll — weekly attendance tracking, salary sheet generation, employee balance adjustment, and payroll posting that automatically creates GL accounting entries.
• Employee financial ledger — tracks loans, advances, recoveries, and all employee-related financial transactions in a single account per staff member.
• Branch-level workforce management — employee transfer between branches, weekly fixed expense tracking per employee, and store-specific employee assignment.

🔐 SaaS architecture, security & administration

• Multi-tenant SaaS architecture — ProjectID-based data separation at every table allows a single installation to serve unlimited tenants with full data isolation.
• Granular role-based access control — form-level and menu-level permissions per user role; special permission overrides; user creation, editing, unblocking, and password reset from the admin panel.
• Device & IP security — browser fingerprint authentication, IP-based session controls, and country-level IP blocking for enterprise-grade perimeter security.
• System administration tools — database backup, data clearing utilities, notice board, system settings, and multi-branch creation from a single admin interface.
• Document management — online file link library, multi-document upload, letter printing, LC data entry with full document lifecycle, and VAT invoice printing workflows.
• Integration-ready — SMTP email, WhatsApp webhook, SMS, WooCommerce/WordPress product sync, and configurable payment gateway settings built into the core.

Is this the right fit for you?

How Does the System Manage Suitable business types?

What Is the Recommended Deployment Topology & System Architecture?

Setting up ALZ ERP is straightforward for any developer familiar with the Microsoft stack. The included step-by-step Development Environment Setup Guide ↗ walks you through every stage — from prerequisites to your first login. You will need Visual Studio 2019+, SQL Server 2019 Express (free edition works perfectly for development), IIS, .NET Framework 4.7.2+, and SAP Crystal Reports Runtime 13.0.4000 SP29. Open the solution, restore the database, update Web.config with your connection string, configure your IIS application pool, and deploy — an experienced developer can go from download to a fully live system in under one day.