Blog

Articles on replacement parts for trucks, buses and vans. Practical information on product families, OEM vs aftermarket comparisons and industry insights to support better purchasing decisions in the aftermarket.

05 Oct 2026

Truck exterior parts: pre-winter check

What to check on truck lighting, signalling, mirrors, mudguards and bumpers before winter, and how to identify the right replacement part.

28 Sep 2026

Aftermarket truck parts: true or myth?

Five common beliefs about aftermarket truck parts tested against professional criteria: quality, compatibility, OEM references and price.

21 Sep 2026

European cab-over design and exterior parts

Why the cab-over-engine layout defines the exterior parts of the European truck: bumpers, mirrors, steps and how to identify them.

14 Sep 2026

The system behind a truck mirror

Arms, housings, glass and connections: what a truck mirror system includes and how to identify the correct reference.

07 Sep 2026

Packaging exterior parts: goods-in without surprises| DIESSA

Why packaging matters on large-format exterior parts and how to structure goods-in so transport damage is detected in time.

31 Ago 2026

How to choose truck parts: correct identification

Identification by OEM reference, compatibility verification and professional criteria for choosing exterior truck and bus parts.

24 Ago 2026

Active and passive safety: the role of visible parts

What separates active from passive safety, and the role lighting, mirrors and signalling play on the commercial vehicle.

17 Ago 2026

Truck fog lamps: types and when to replace them

How to identify and replace front fog lamps on trucks with professional criteria and OEM-equivalent quality.

10 Ago 2026

From the OEM reference to the correct reference

How OEM and aftermarket cross-referencing works on truck and bus exterior parts: process, verification and the most common errors.

03 Ago 2026

Why a part does not fit: fixings and identification

Uneven gaps, displaced fixings and different connectors: why an exterior part does not fit and how to avoid it through correct identification.

27 Jul 2026

When Should You Replace Headlights on Industrial Vehicles?

Practical guide for fleet managers: causes of headlight wear, when to restore and when to replace. DIESSA optics for trucks and buses.

20 Jul 2026

Benefits of Acquiring a Truck for Your Company

Analysis of the operational and commercial advantages of adding a company-owned truck to the fleet. A guide for fleet managers. DIESSA.

13 Jul 2026

How to Act During a Road Emergency

Practical guide on the PAP protocol (Protect, Alert, Provide assistance) for fleet managers and professional drivers. DIESSA.

06 Jul 2026

Lighting Systems for Industrial Vehicles

Professional guide to truck and bus lighting systems: halogen, xenon, LED and laser technology. OEM-equivalent quality from DIESSA.

29 Jun 2026

Driving and Rest Times for Industrial Fleets

Four key measures from the EU Mobility Package on driving and rest times that every fleet operator needs to know and apply.

22 Jun 2026

V16 Beacon Now Mandatory in Spain

Since January 2026, the connected V16 beacon with geolocation is mandatory in Spain. What every professional fleet manager needs to know.

15 Jun 2026

Truck tyre maintenance: a guide for professionals

Key tips for keeping commercial vehicle tyres in optimal condition. DIESSA's practical guide for fleet managers, maintenance teams and professional workshops.

08 Jun 2026

Common truck breakdowns: a guide for professionals

The most common breakdowns in commercial vehicles and how preventive maintenance helps reduce them. DIESSA's practical guide for fleet managers, workshops and transport operators.

01 May 2026

Truck Grilles & Front Panels: Aftermarket vs OEM

Aftermarket truck grilles and front panels provide a reliable OEM-equivalent alternative, supporting cost control, availability, and fleet uptime for professional transport applications.

13 Mar 2026

Truck Reflectors & Signaling: Key Safety Parts

Aftermarket reflectors and signaling parts are essential for road safety. DIESSA offers OEM-equivalent certified solutions.