3979028 Air Cylinder | Genuine Volvo Penta Part
3979028 Air Cylinder | Genuine Volvo Penta Part
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Available from Volvo Penta international
Typically reaches our store in 10–14 business days
Availability checked daily with Volvo Penta
✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide
🔧 Product Description
Genuine Volvo Penta pneumatic cylinder from the Engine Controls group, weighing 0.377 kg and listed for 1 application on the DH series. It supersedes part number 1556437.
🚤 Compatibility
Typically suits:
- Volvo Penta DH10A
- Engine Family: DH
⚙️ Key Features
- 0.377 kg
- Supersedes 1556437
- 1 application on the DH series
- Engine Controls group
🔌 Function
Converts air pressure into a straight push or pull to move an engine control linkage.
⚠️ Common Signs of Failure
- Control moves slowly, part way or not at all
- Audible air leak at the cylinder when pressurised
- Rod bent, scored or sticking in its bore
- Air escaping past the piston seals so the cylinder will not hold position
- Mounting eye or clevis worn giving lost motion in the linkage
🛠️ Service Notes
- Because this cylinder actuates an engine control, prove full travel and correct rest position on the bench and again on the engine before relying on it
- Check the air supply, pressure and pipework for restriction before condemning the cylinder
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 3979028 → Supersedes 1556437
OEM / Related Numbers
- 1556437 earlier number superseded by this part
📦 Condition
- Genuine Volvo Penta part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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