The Multiquip 71425022503 Piston Ring Set L40 DS-68 is a genuine OEM component designed for the DS-68. Sourced directly from Multiquip, this ring set is manufactured to the exact tolerances required for proper cylinder sealing and combustion efficiency in DS-68 applications. Keeping the correct OEM ring set installed ensures the engine maintains its designed compression ratio and oil control performance.
Key Features
- OEM Compression Tolerancing — Engineered to the exact ring gap and tension specs required for the L40 engine, ensuring consistent cylinder pressure across all operating conditions.
- Direct Drop-In Replacement — Matches the original piston ring dimensions for the DS-68, installing into the existing ring grooves without machining or fitment adjustments.
- DS-68 Fitment Confirmed — Verified for use on DS-68 equipment; reference part number 71425022503 when ordering to confirm compatibility.
- Oil Control and Seal Integrity — Correct ring seating prevents oil from entering the combustion chamber, keeping exhaust clean and protecting against accelerated bore wear.
- Restored Engine Output — Worn or broken piston rings cause loss of compression, increased oil consumption, and hard starting; replacing with this OEM set restores full engine output and efficiency.
Piston rings seal the gap between the piston and the cylinder wall, serving two critical functions: containing combustion pressure to drive the piston and preventing engine oil from entering the combustion chamber. A complete ring set typically includes compression rings, which maintain the high-pressure seal during the power stroke, and an oil control ring, which scrapes excess oil back down the cylinder wall. When rings wear, lose tension, or break, compression drops, oil consumption rises, and the engine may smoke, run rough, or fail to start — making timely replacement essential to restoring full engine health.
Part Details
| Part Number | 71425022503 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Piston Ring Set L40 DS-68 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DS-68 | DS-68 |
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.
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