The Wacker Neuson 5200008603 Ring Set is a genuine OEM component designed for BS50-4s and BS60-4s series four-stroke vibratory rammers. This ring set is a direct replacement sourced from Wacker Neuson, ensuring correct dimensions and material grade for the engines used across the BS50-4s and BS60-4s rammer family, including standard, EU, and high-altitude configurations. Fitment spans a wide range of machine numbers within these two model series, making part number 5200008603 the confirmed ring set for this equipment lineup.
Key Features
- Genuine OEM Compression Integrity — Manufactured to Wacker Neuson's exact bore tolerances, ensuring proper ring gap and seal against the cylinder wall for correct compression in BS-series rammer engines.
- Drop-In Engine Replacement — Designed to install directly into the four-stroke engine assembly of the BS50-4s and BS60-4s without modification to the piston or cylinder bore.
- Broad BS-Series Fitment — Confirmed for multiple variants of the BS50-4s and BS60-4s, including standard, EU-spec, high-altitude, and red/gray, yellow/red, and green/gray color-coded configurations.
- Restored Engine Efficiency — A worn or broken piston ring causes blow-by, loss of compression, oil burning, and hard starting; replacing with part 5200008603 restores the engine's ability to deliver consistent impact energy to the rammer shoe.
- Fuel System and Oil Control Compliance — Correct ring sealing prevents oil from entering the combustion chamber, protecting the fuel system and reducing exhaust emissions — critical for EU-spec models operating under tighter emissions standards.
Piston rings seal the combustion chamber between the piston and cylinder wall, maintaining the compression pressure needed to fire the engine reliably. In a vibratory rammer like the BS50-4s or BS60-4s, the engine operates under sustained high-cycle load, which accelerates ring wear over time. When rings wear or break, compression drops, the engine becomes difficult to start, power output falls, and oil consumption increases — all of which directly reduce the rammer's compaction force at the shoe. Replacing the ring set with a genuine OEM part restores the engine to proper operating compression and keeps the machine performing at rated impact energy.
Part Details
| Part Number | 5200008603 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Ring Set |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Vibratory Rammer with 280mm/11 in Shoe | BS50-4s | 5000620908, 5000620322, 5000620071, 5000620078, 5200000679, 5200000680, 5200000644, 5200000662 |
| BS60 -4s RMR,11 PL SHOE,HA 42 | BS60-4s | 5000620387, 5000620909, 5000620323, 5000620073, 5000620072, 5000620820, 5200000667, 5200000647, 5200000668, 5200000683, 5200000648, 5200000674, 5200000675, 5200011110, 5200011111 |
| Four-cycle Rammer,280mm/11in S hoe | BS60-4s EU | 5000620388, 5000620813, 5000620074, 5000620483, 5000620819, 5000620816, 5200003883, 5200004239 |
| Four-stroke Vibratory Rammer, 280mm/11in Shoe | BS50-4s EU | 5000620811 |
| 280/11in Shoe, Vibratory Ramme r | MS54 | 5200008223 |
| Vibratory Rammer with 280mm/11 in Shoe | BS50-4HO EU | 5000620818 |
| BS60-4s RMR 11 PL SHOE,NO PURGE,HA,42 | BS60-4 | 5200022984 |
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.
