Mack Trucks Debuts ImpactShield Windshield with Corning Fusion5 Glass on New Granite
Mack Trucks unveiled the ImpactShield windshield featuring Corning Fusion5 glass on the all-new Mack Granite, offering enhanced durability and reduced maintenance costs.
- 2x better
- 2x better
- 5x better
What Happened
Mack Trucks debuted the Mack ImpactShield windshield technology on the all-new Mack Granite at ConExpo-Con/Agg 2026. The one-piece bonded curved windshield uses Corning Fusion5 Glass, engineered to withstand sharp impact strikes and harsh conditions. It is standard on the new Granite, with production starting January 2027 at Mack's Lehigh Valley Operations facility.
- 2x better
- 2x better
- 5x better
“Partnering with Corning to bring Fusion5 Glass to heavy-duty trucking isn’t just about using better materials; it’s about finding every possible way to keep our customers’ trucks on the job and their costs under control.”
The ImpactShield windshield will also be available as an upgrade on the Mack Pioneer, all-new Mack Anthem, and Mack Keystone models. Mack customers can order the new Granite in the latter half of 2026.
Why this matters
The new windshield technology improves impact and scratch resistance, helping reduce unplanned downtime and glass replacement costs for fleet operators.
Terms in This Story
- Class 8 truck
- Heavy-duty truck with a gross vehicle weight rating over 33,000 pounds.
- Fusion5 Glass
- A type of glass engineered for automotive exterior applications, known for impact and scratch resistance.
- Galvanized steel
- Steel coated with a layer of zinc to prevent rust and corrosion.
- ePark Brake
- Electronic park brake system that automatically prevents vehicle rollaway.
Summarised from the linked release; details can be imperfect — always verify against the original source.