23685245 Hose | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta cooling system hose weighing 2.037 kg, listed for 12 D series engine applications. It also replaces 21699972, so that old number now covers both this hose and a bracket - identify which is needed.

🚤 Compatibility

Typically suits:

• Volvo Penta D9A2J
• Volvo Penta D9A2G
• Volvo Penta D9A2L MH
• Volvo Penta D9A2D
• Volvo Penta D9A2B
• Volvo Penta D9A2F
• Volvo Penta D9A2K
• Volvo Penta D9A2H
• Volvo Penta D9A2M MP
• Volvo Penta D9A2A
• Volvo Penta D9A2C
• Volvo Penta D9A2E

• Engine Family: D

⚙️ Key Features

• Cooling System hose
• 2.037 kg
• Listed for 12 D series engine applications
• Also replaces 21699972
• Also supersedes Volvo part number 3817976

🔌 Function

Carries coolant between engine and heat exchanger connections, flexing with engine movement so the rigid pipework is not strained.

⚠️ Common Signs of Failure

• Coolant loss with staining or crusting at a clip
• Hose bulging, soft or spongy when squeezed cold
• Outer surface cracked or crazed at the bends
• Steam or a sweet smell from the engine bay when hot
• Inner bore found perished or delaminated on removal

🛠️ Service Notes

• The old number 21699972 now covers both this hose and bracket 23685190, so identify which is needed before ordering
• Renew the clips at the same time and re-check them warm after the first run
• Pressure test the system after fitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23685245 → Supersedes 21699972

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging