Maintain flawless ink-water balance and smooth dampening system performance with the heavy-duty Heidelberg Water Roller Gear (Part No. L2.030.430). Installed within the printing unit’s dampening drive assembly, this high-precision gear wheel drives the water form and bucket rollers, ensuring uniform dampening film distribution across the plate cylinder during continuous press operations.
Manufactured from high-grade, surface-hardened stainless steel, this gear resists surface pitting, chemical corrosion from dampening additives, and tooth wear under constant load. Replacing worn or damaged dampening gears eliminates gear-tooth backlash, prevents roller streaks, and reduces unexpected press downtime.
Technical Specifications & Part Variations:
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Official Technical Name: Water Roller Drive Gear / Dampening Gear Journal / Water Bucket Roller Gear
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Primary OEM Part Number: L2.030.430 (Also written as L2030430)
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Part Revision Variations & Cross-References:
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L2.030.430/04 / L2.030.430-04: Standard updated revision catalogue code used in official Heidelberg press parts documentation.
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Associated Dampening Assembly Components: L2.030.417F (Dampening Journal/Bearing), L2.030.309.
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Material & Construction: High-strength CNC-machined stainless steel with hardened gear tooth profiles for enhanced wear resistance.
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Primary Function: Transmits rotational drive torque to the dampening water form roller, maintaining constant roller surface speed and preventing ink-water emulsification.
Compatible Heidelberg Printer Models:
Engineered for modern high-speed Heidelberg press lines, including:
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Heidelberg Speedmaster Series: CD 74, XL 75, XL 105
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Related Modular Printing Units: Select CX 75 and XL 75 printing unit dampening assemblies (Verification recommended).
(Note: Please verify your printing unit serial number and existing gear revision code prior to ordering.)
Don’t let worn dampening gears cause print defects or costly production stops. Upgrade your press dampening unit with a durable, precision-engineered replacement component today. Click “Add to Cart” or contact our technical support team now to verify fitment and secure fast worldwide delivery!




