Overview
✓ OEM Refurbished — Single Part
About This Accessory Drive Belt Tensioner Assembly
This high-quality accessory drive belt tensioner assembly maintains proper belt tension, reducing noise and preventing premature wear of critical engine-driven components like the alternator and power steering pump.
Part #ERR6439. Crafted for durability and OE-level reliability, compatible with a wide range of Discovery II and Range Rover models supporting 3.9L, 4.0L, 4.2L, and 4.6L V8 gasoline engines.
Key Features
What's Included & Features
Every part is inspected before it leaves our facility.
Here's what you get with this listing:
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Genuine OEM-Spec Part — matches original Land Rover engineering standards.
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Part Number: ERR6439 — factory-original Land Rover part number.
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Broad Engine Coverage — compatible with 3.9L, 4.0L, 4.2L, and 4.6L V8 gasoline engines.
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Heavy-Duty Construction — built for demanding engine environments.
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Direct OEM Replacement — matches factory fit and finish. No modification required.
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OEM Used & Refurbished — Inspected — professionally reconditioned and quality-checked before shipping.
Specifications
Part Specifications
| Part # | ERR6439 / N/A |
| Replaces | Contact us for cross-reference / superseded part numbers |
| Part Type | Accessory Drive Belt Tensioner Assembly |
| Material | Heavy-Duty Construction |
| Compatible Models | Land Rover Discovery II / Range Rover, 1995-2004 (3.9L, 4.0L, 4.2L & 4.6L V8 Gas) |
| Part Condition | OEM Used & Refurbished — Inspected |
Fitment
Vehicle Fitment
| Year | Make | Model | Trim | Engine |
| Discovery | ||||
| 1999-2000 | Land Rover | Discovery | Series II | 4.0L V8 A/T 4WD |
| 2001 | Land Rover | Discovery | Series II LE | 4.0L V8 A/T 4WD |
| 2001-2002 | Land Rover | Discovery | Series II SD, SE | 4.0L V8 A/T 4WD |
| 2003-2004 | Land Rover | Discovery | HSE, S, SE | 4.6L V8 A/T 4WD |
| Range Rover | ||||
| 1995 | Land Rover | Range Rover | County Classic | 3.9L V8 A/T |
| 1995 | Land Rover | Range Rover | 25th Anniversary Edition, County LWB | 4.2L V8 A/T |
| 1995-1996 | Land Rover | Range Rover | SE | 4.0L V8 A/T |
| 1996, 2002 | Land Rover | Range Rover | HSE | 4.6L V8 A/T |
| 1997 | Land Rover | Range Rover | Kensington | 4.6L V8 A/T 4WD |
| 1997-2000 | Land Rover | Range Rover | SE | 4.0L V8 A/T 4WD |
| 1997-2001 | Land Rover | Range Rover | HSE | 4.6L V8 A/T 4WD |
| 1997, 2000 | Land Rover | Range Rover | Vitesse | 4.6L V8 A/T 4WD |
| 1998 | Land Rover | Range Rover | 50th Anniversary Edition | 4.0L V8 A/T 4WD |
| 1999 | Land Rover | Range Rover | S | 4.0L V8 A/T 4WD |
| 1999 | Land Rover | Range Rover | Callaway | 4.6L V8 A/T 4WD |
| 1999-2000 | Land Rover | Range Rover | Base | 4.0L V8 A/T 4WD |
| 2000 | Land Rover | Range Rover | County | 4.0L V8 A/T 4WD |
| 2000 | Land Rover | Range Rover | HSK | 4.6L V8 A/T 4WD |
| 2001 | Land Rover | Range Rover | SE | 4.6L V8 A/T 4WD |
⚠ Always verify part number ERR6439 matches your original unit before purchasing. Call us if unsure — (877) 443-9246.