The Wacker Neuson Exhaust Gasket is a genuine OEM component designed for CRT48 and CT48 series concrete trowels, including the CRT48-34V, CRT48-31V, CRT48-31V-H, CRT48-31V-E, CRT48-31V-ES, CRT48-31V-ES-E, and CT48-13A-V models. Sourced directly from Wacker Neuson, this exhaust gasket delivers an exact factory fit — no guesswork on compatibility. It is the correct replacement for both ride-on and walk-behind 48-inch trowel configurations covered under this part number. When your trowel's exhaust seal begins to deteriorate, replacing it promptly with a genuine OEM part like the keeps the engine running clean and the machine performing at its rated output.
Key Features
- OEM Sealing Integrity — Manufactured to Wacker Neuson's exact material and compression specifications for the exhaust port, ensuring a leak-free seal under sustained engine heat cycles.
- Drop-In Fitment — Engineered to match the exhaust flange geometry on CRT48 and CT48 trowel engines, allowing straightforward installation without trimming or re-gasketing.
- Broad CRT48 and CT48 Coverage — Confirmed fitment across multiple CRT48-31V and CRT48-34V ride-on variants as well as the CT48-13A-V walk-behind trowel series.
- Sustained Engine Performance — A properly seated exhaust gasket maintains correct back-pressure and prevents exhaust gases from escaping the port, protecting engine output and operator environment on the finishing deck.
- Emissions and Safety Compliance — An intact exhaust seal prevents uncontrolled exhaust leaks near the engine bay and operator platform, an important consideration on enclosed or partially enclosed ride-on trowel applications.
The exhaust gasket forms the primary seal between the engine's exhaust port and the exhaust manifold or pipe. Its job is to contain combustion gases as they exit the engine and route them safely away from the machine. When a gasket fails — through heat fatigue, compression loss, or physical damage — exhaust gases leak at the joint, which can cause rough running, increased engine temperature, and exposure to fumes at the operator level. On concrete finishing equipment like the CRT48 ride-on trowel, where the engine runs continuously across large floor pours, a deteriorated exhaust gasket can escalate quickly from a minor leak to a more serious engine concern. Replacing the 5000157858 at the first sign of an exhaust leak restores the sealed system and keeps the trowel operating as intended.
Part Details
| Part Number | 5000157858 |
|---|---|
| Old Part Number | 0157858 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Exhaust Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 1220mm/48in Ride-on Trowel | CRT48-34V | 5000620805, 5000620075, 5200004935 |
| 1220mm/48in Ride-on Trowel | CRT48-31V | 5000620476 |
| CT48-13A-V Trowel | CT48-13A-V | 5000009452, 5000620836 |
| 1220mm/48in High Speed Ride-On Trowel | CRT48-31V-H | 5000009086 |
| Ride-on Trowel | CRT48-31V-E | 5000009481 |
| Ride-on Trowel | CRT48-31V-ES-E | 5000009482 |
| 1220mm/48in Ride-on Trowel, El ectronic Steering | CRT48-31V-ES | 5000009216 |
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.
