Multiquip EE48941 Cummins QST30/Marathon 741RSL4045 Base

The Multiquip EE48941 Cummins QST30/Marathon 741RSL4045 Base is a genuine OEM component designed for QST30 series generator sets. As an authorized Multiquip OEM part, EE48941 is sourced and supplied to the exact specifications of the original, ensuring a direct, correct-fit installation without guesswork. This base is engineered for use with the Cummins QST30 engine paired with the Marathon 741RSL4045 alternator — a configuration found in heavy-duty Multiquip generator applications. Sourcing the correct OEM base for your QST30 unit keeps the drivetrain and generating set properly aligned and structurally sound.

Key Features

• Genuine OEM Structural Integrity — Manufactured to original Multiquip specifications, ensuring the correct load-bearing geometry and mounting compatibility for the Cummins QST30/Marathon 741RSL4045 generating set configuration.
• Direct-Fit Installation — Matches the original mounting footprint and bolt pattern of the QST30 platform, allowing straightforward installation against existing hardware and mounts.
• QST30 Series Compatibility — Confirmed fitment for Multiquip QST30 generator sets equipped with the Marathon 741RSL4045 alternator — verify your model code before ordering.
• Structural Alignment Support — A correctly fitted base maintains precise engine-to-alternator alignment, which is critical for smooth power generation and long-term bearing and coupling health.
• OEM Part Number EE48941 — Ordered and fulfilled as a genuine Multiquip replacement, eliminating fitment uncertainty on a critical structural component.

The base on a generator set serves as the structural foundation that supports and aligns the engine and alternator as a unified assembly. On QST30-based units paired with the Marathon 741RSL4045 alternator, the base holds both major components in precise positional relationship to one another, ensuring drive coupling alignment and stable operation under load. When a base becomes cracked, corroded, or dimensionally compromised, it can introduce vibration, misalignment, and stress on engine and alternator mounts — ultimately threatening the reliability of the entire generating set.

For fitment questions or assistance confirming compatibility with your specific Multiquip QST30 generator, contact the DHS Equipment parts team before ordering.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.