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CATERPILLAR 307 & 308 SERIES POLYCARBONATE EXCAVATOR DOOR | REPLACEMENT | #419-1289 | #419-9586

$ 530.00 $ 1,325.22
Standard Shipping Estimate
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If not in stock, this item may require a 30-45 day production lead time, contact us to confirm status.

CATERPILLAR 307 & 308 SERIES POLYCARBONATE EXCAVATOR DOOR | REPLACEMENT | #419-1289 | #419-9586

$ 530.00 $ 1,325.22
Standard Shipping Estimate
Delivery to your area. Get it as soon as loading...
If not in stock, this item may require a 30-45 day production lead time, contact us to confirm status.

Product Description

Upgrade your Caterpillar® 307 and 308 Series excavators with our precision-engineered polycarbonate windshield replacement panels. Available in ¼-inch, ⅜-inch and 1/2" thicknesses, these windshields provide superior operator protection and durability compared to OEM glass while maintaining excellent visibility for demanding job sites like forestry, mulching, brush clearing, mowing, and demolition.


Why Choose Polycarbonate Over Glass?

Our SSC® polycarbonate windshields are 250x stronger than glass and nearly half the weight, making them the ideal OEM replacement. Unlike glass, polycarbonate won’t crack or shatter, ensuring reliable protection in tough conditions.

  • CNC-cut and formed to OEM dimensions

  • Precision-milled edges and mounting holes for a direct fit

  • Uses your existing factory hardware (no hardware included)

  • SUPERCOAT™ protective coating applied to both sides for long-lasting scratch resistance

The result is an OEM-style windshield with the strength and performance needed for high-impact environments.


Fitment Details

This polycarbonate windshield is a direct replacement for OEM glass on Caterpillar 307 and 308 Series excavators. If upgrading from thinner glass to thicker polycarbonate, you may need longer bolts for proper installation.

Compatible Models

  • 307E, 307E2, 308ECR, 308E2CR

    • Glass #: Upper 419-1289

    • Glass #: Lower 419-9586


Key Features

  • Available in ¼", ⅜" and 1/2" thick commercial-grade polycarbonate

  • Clear Lexan® material – impact resistant and virtually unbreakable

  • SUPERCOAT™ surface treatment on both sides for enhanced abrasion resistance

  • Significantly stronger and safer than OEM glass

  • Reduces noise, summer heat transfer, and winter heat loss

  • Direct OEM-style fit with precise hole alignment

  • Lightweight and easy to install

⚠️ Hardware Not Included – existing OEM hardware must be reused.


Important Notes

  • Lead Time: Production times may vary. Some windshield panels may take up to 45 business days depending on material availability. Please contact us to confirm lead time before ordering.

  • Product Images: Sample images may show other machine models. Actual product will be manufactured to fit Caterpillar 307/308 Series excavators.


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