Bomag 05729089 Governor Controller

The Bomag 05729089 Governor Controller is a genuine OEM component designed for BW 211, BW 213, and BW 214 series single drum rollers, including models BW 211 D-4, BW 211 D-40, BW 213 D-40, BW 213 D-4, BW 211 PD-40, BW 211 PD-4. Sourced directly from Bomag, this controller meets the exact specifications of the original unit it replaces. This Governor Controller is engineered to deliver precise engine speed regulation across the full range of compatible single drum roller variants, including padfoot and smooth drum configurations. Confirm your model against the fitment list below before ordering to ensure a direct, correct-fit replacement.

Key Features

• Genuine OEM Engine Speed Precision — manufactured to Bomag's original electrical and calibration specifications, ensuring the controller regulates engine RPM with the same accuracy as the unit it replaces
• Direct-Fit Replacement — this controller matches the original connector configuration and mounting profile, installing directly into compatible single drum rollers without modification
• Broad Single Drum Roller Coverage — fits BW 211, BW 213, and BW 214 series single drum rollers, including the BW 211 D-4, BW 211 PD-4, BW 211 D-40, BW 213 D-40, BW 213 PDHC-4, BW 213 PD-4, BW 214 DHC-4, BW 214 D-4, BW 211 D-4 EU-Flex, BW 213 D-4 EU-Flex, and C850D
• Stable Compaction Output — a correctly functioning governor controller maintains consistent drum speed and amplitude response, enabling the roller to deliver uniform compaction passes; a failed unit can cause erratic engine behavior and uneven compaction results
• Fuel System and Electrical Safety — as a control component governing engine speed and throttle response, using an OEM-matched unit protects against over-speed conditions and ensures correct interaction with the machine's fuel and electrical systems

The Governor Controller manages engine speed by regulating the fuel delivery signal to the engine based on load and operator demand. It acts as the intermediary between the operator's throttle input and the engine's fuel system, maintaining the RPM range needed for effective drum vibration and machine travel. When this component fails or drifts out of specification, the engine may surge, hunt, or fail to hold a steady speed — compromising compaction quality and placing additional stress on drivetrain components.

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.