24542601 Volvo Penta Alternator Belt Tensioner | Genuine Used Part
24542601 Volvo Penta Alternator Belt Tensioner | Genuine Used Part
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🔧 Product Description
Genuine Volvo Penta Alternator Belt Tensioner - Part Number: 24542601
A genuine used Volvo Penta automatic belt tensioner for the alternator and accessory-drive system on D4 and D6 marine diesel engines.
The spring-loaded tensioner maintains the correct load on the serpentine belt as it drives the alternator and associated front-engine accessories. Correct belt tension helps prevent belt slip, charging problems, excessive pulley wear and premature belt failure.
⚙️ Key Features
- Genuine Volvo Penta automatic belt tensioner
- Correct current Volvo Penta part number 24542601
- Used on D4 and D6 marine diesel engines from the applicable serial-number range
- Maintains automatic alternator and accessory-belt tension
- Cross-references with earlier Volvo Penta numbers and aftermarket D4/D6 replacements
🚤 Compatibility
Commonly used on
- Volvo Penta D4 marine diesel alternator and accessory-belt systems
- Volvo Penta D6 marine diesel alternator and accessory-belt systems
- Engines from serial number 2004029745 and above
Typically suits
- Engine models:
- Volvo Penta D4-180
- Volvo Penta D4-210
- Volvo Penta D4-225
- Volvo Penta D4-260
- Volvo Penta D4-300
- Volvo Penta D4-320
- Volvo Penta D6-280
- Volvo Penta D6-300
- Volvo Penta D6-310
- Volvo Penta D6-330
- Volvo Penta D6-350
- Volvo Penta D6-370
- Volvo Penta D6-400
- Volvo Penta D6-435
- Volvo Penta D6-480
- HP Range: 180HP - 480HP
- Engine Type: Volvo Penta D4 and D6 turbocharged marine diesel
- Serial Range: 2004029745 and above
- Year Range: Approximately 2004 onward
🔌 Function
The tensioner applies continuous spring pressure to the alternator and accessory belt, compensating for normal belt stretch and maintaining correct contact with the driven pulleys.
⚠️ Common Signs of Failure
- Belt squeal, chirping or slapping
- Visible belt flutter while the engine is running
- Alternator charging warning or low charging output
- Uneven or accelerated belt wear
- Noisy, seized or loose tensioner pulley
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 24542601 → Supersedes 21344508
- 24077907 earlier Volvo Penta service reference
- 23272815 earlier Volvo Penta service reference
- 22774756 earlier Volvo Penta service reference
- 22667563 earlier Volvo Penta service reference
- 21246430 earlier Volvo Penta service reference
- 3583665 earlier Volvo Penta service reference
- 3582694 earlier Volvo Penta service reference
OEM / Related Numbers
- 24542601
- 24077907
- 23272815
- 22774756
- 22667563
- 21344508
- 21246430
- 3583665
- 3582694
Aftermarket / Verified Equivalents
- Recmar: REC22774756
- Poseidon Marine: D4 / D6 Replacement Belt Tensioner for 24542601 / 22774756
📦 Condition
- Genuine used part
- Removed from running engine where applicable
- In good working condition unless otherwise stated
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 the condition you received it for a refund or exchange. 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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