The Bomag 05742986 Piston is a genuine OEM piston designed for the BMP 8500 and BMP 8500 Kubota trench compactors. Sourced directly from Bomag, this piston meets the original engineering specifications for these remote-controlled compaction machines. This component is a direct-fit replacement, ensuring correct tolerances and sealing performance without the need for custom fitting. Contractors and equipment owners running BMP 8500 trench compactors can order with confidence knowing they are receiving an authentic Bomag part.
Key Features
- OEM Dimensional Accuracy — manufactured to Bomag's original bore tolerances, wall thickness, and ring groove geometry for correct compression and sealing in the engine cylinder
- Drop-In Fitment — engineered to install directly into the BMP 8500 and BMP 8500 Kubota engine assemblies, matching the original piston profile and pin bore specification
- Confirmed Compatibility — verified fit for BMP 8500 and BMP 8500 Kubota trench compactors, covering both engine variants in this remote-controlled compaction line
- Restored Engine Compression — a worn or damaged piston leads to lost compression, increased oil consumption, and power loss; this genuine replacement restores proper cylinder pressure and engine output
- Fuel System Integrity — correct piston fit supports efficient combustion, helping the engine run cleanly and maintain consistent hydraulic drive performance on the compactor
The piston is a critical reciprocating component inside the engine cylinder, responsible for compressing the air-fuel mixture and transferring combustion force to the crankshaft via the connecting rod. On remote-controlled trench compactors like the BMP 8500, a healthy piston is essential to delivering consistent engine power to the hydraulic drive system that propels and operates the machine. When a piston wears, cracks, or loses its ring seal, the engine suffers reduced compression, increased blow-by, elevated oil consumption, and eventual loss of power — any of which can halt compaction work and lead to more extensive engine damage if left unaddressed.
Part Details
| Part Number | 05742986 |
|---|---|
| Brand | Bomag |
| Part Type | Genuine OEM |
| Description | Piston |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Trench Compactor | BMP 8500 | 00824277, 00825393, 00826969, 00827003 |
| Trench Compactor | BMP 8500 Kubota | 00827611 |
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.
