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Caterpillar 2016699 Belt Tensioner Assembly
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| Part Type | Automatic Belt Tensioner |
|---|---|
| Pulley Material | Steel |
| Housing Material | Cast Iron |
| Bearing Type | Sealed Ball Bearing |
| Mounting Style | Bolt-On |
| Weight | 1.63 kg |
| Overall Length | 25.0 cm |
| Overall Width | 13.0 cm |
| Overall Height | 13.0 cm |
| Package Dimensions | 25 × 13 × 13 cm |
Manufacturer No.
- 2016699
- 201-6699
- CA2016699
OEM Part No.
- 2016699
- 6I-3310
- 123-3725
- 190-0634
- 6I3310
- 1233725
Engine Part No.
- Caterpillar C9
- Caterpillar 3412D
- Caterpillar 3412E
Interchange No.
- CA6I3310
- CA1233725
- 1900634
Fitment Vehicles
- Caterpillar D10N
- Caterpillar D10R
- Caterpillar C9 Generator Set
- Caterpillar C9 Marine Engine
The 2016699 belt tensioner is engineered to maintain optimal serpentine belt tension on Caterpillar C9, 3412D, and 3412E engine platforms. It features a cast steel housing with a high-strength torsion spring and sealed bearing pulley assembly designed for continuous heavy-duty operation. Direct replacement for OEM references 6I-3310, 123-3725, and 190-0634. Verified fitment for D10N and D10R track-type tractors, C9 generator sets, and C9 marine propulsion engines. Manufactured to precise dimensional tolerances ensuring correct belt alignment and reduced wear on accessory drive components.
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