Serpentine Belts

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868859NA9A - : Belt Assembly-Tongue, Pre-tensioner Front Left-hand for Infiniti Image
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Belt Assembly-Tongue, Pre-tensioner Front Left-hand

Infiniti 868859NA9A
$691.23
MSRP $1,005.42
Save $314.19
31.2% Off
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86885ZV58D - : Belt Assembly-Tongue, Pre-tensioner Front Left-hand for Infiniti Image
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Belt Assembly-Tongue, Pre-tensioner Front Left-hand

Infiniti 86885ZV58D
$489.20
MSRP $711.56
Save $222.36
31.2% Off
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868849NA9A - : Belt Assembly-Tongue, Pretension Front Right-hand for Infiniti Image
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Belt Assembly-Tongue, Pretension Front Right-hand

Infiniti 868849NA9A
$691.23
MSRP $1,005.42
Save $314.19
31.2% Off
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868849ND9B - : Belt Assembly-Tongue, Pretension Front Right-hand for Infiniti Image
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Belt Assembly-Tongue, Pretension Front Right-hand

Infiniti 868849ND9B
$691.25
MSRP $1,005.45
Save $314.20
31.2% Off
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868856TM8A - : Belt Assembly-Tongue, Pre-tensioner Front Left-hand for Infiniti Image
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Belt Assembly-Tongue, Pre-tensioner Front Left-hand

Infiniti 868856TM8A
$207.84
MSRP $269.93
Save $62.09
23% Off
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868859NB4B - : Belt Assembly-Tongue, Pre-tensioner Front Left-hand for Infiniti Image
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Belt Assembly-Tongue, Pre-tensioner Front Left-hand

Infiniti 868859NB4B
$423.15
MSRP $615.49
Save $192.34
31.2% Off

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Shop INFINITI Serpentine Belts Matched to Factory Drive Systems

Serpentine belts drive multiple engine accessories through a single routing path. They operate continuously while the engine is running. At Grubbs INFINITI Grapevine, serpentine belts are commonly discussed during scheduled maintenance planning. Proper fit supports consistent accessory operation.

The Role of a Serpentine Belt

Serpentine belts transfer power from the crankshaft to components such as the alternator and air conditioning system. They are designed to follow a specific routing pattern. OEM belts match factory pulley alignment and tension requirements.

Why Serpentine Belts Wear Out

Constant bending, heat exposure, and friction contribute to gradual wear. Over time, belts may develop cracks or glazing. Tensioner wear can also influence belt condition.

OEM Replacement Considerations

Genuine INFINITI serpentine belts are designed to align with original drive layouts. Generic alternatives may vary in rib design or length. OEM selection supports compatibility with related systems like belts and hoses. Grubbs INFINITI Grapevine offers OEM belts designed for proper application.