26 Oct 2026
Fleet image: what exterior parts say about an operator
Why the condition of bumpers, lighting, mirrors and mudguards is part of a transport operator's image, and how to check it zone by zone.
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.
19 Oct 2026
Fleet management: reducing downtime from exterior parts
How to reduce the time a truck spends off the road for a damaged mirror, headlamp or bumper: from damage back to service, step by step.
12 Oct 2026
Truck blind spots: the role of the mirror system
Where a truck's blind spots are, which field of vision each mirror class provides and what to check when replacing a mirror or its components.
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.