# 20749399 Oil Cooler | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Oil Cooler - Part Number: 20749399

  

Brand-new genuine Volvo Penta engine-oil cooler for selected D12/TAD12/TWD12 installations. The seven-row cooler core transfers heat from the lubricating oil to the engine coolant while keeping the two fluids separated. It is supplied as the cooler element; sealing ring, covers, gaskets, plugs and fasteners are separate unless expressly included.

  

⚙️ Key Features

  

• Genuine seven-row oil-cooler core

• Approximate dimensions 410 × 125 × 44 mm

• Maintains controlled engine-oil temperature

• Direct fit within the original oil-cooler housing

• Cooler element only; seals and housing components are separate

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20749399 → Supersedes 8130186

• 8130186 - Earlier OEM reference

  

OEM / Related Numbers:

  

• Volvo Penta 20749399

• VOE20749399

• Renault 7408130186

• Renault 7408170816

  

Aftermarket / Verified Equivalents:

  

• BF: 20190412001

• Trucktec Automotive: 03.18.011

• OE Germany: 031820D12000

• MAHLE: CLC211000P

• Pierburg/Rheinmetall: 20 1904 12001

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta D12/TAD12/TWD12 lubricating systems

  

Typically suits:

  

• Engine models:

• TAD1240GE

• TAD1241GE

• TAD1242GE

• TAD1241VE

• TAD1242VE

• TAD1250VE

• TAD1251VE

• TAD1252VE

• TWD1240VE

• Volvo D12C

• Volvo DH12D

• Engine Type: 12-litre inline six-cylinder heavy-duty diesel

• Serial / Configuration: Confirm cooler housing, engine product number and serial break; some equipment catalogues specify later engine-number applicability

• Year Range: D12/TAD12/TWD12 production applications; serial-controlled

  

🔌 Function

  

Removes excess heat from engine oil through the coolant circuit, preserving oil viscosity and protecting bearings, pistons and turbocharger lubrication.

  

Common signs of failure:

  

• Engine oil running hotter than normal

• Oil appearing in the coolant reservoir

• Coolant contamination or unexplained coolant loss

• Low oil pressure after warm-up

• External leakage at the cooler seals or housing

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 1762.08 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1762.08 AUD | In stock |

## Images

- 20749399 Oil Cooler | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20749399-oil-cooler-genuine-volvo-penta)
> Updated: 2026-08-01