4T2991 Cutting Edge for 6, D6R II fit Caterpillar
4T2991 Cutting Edge for 6, D6R II fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
4T2991 Cutting Edge for Caterpillar 6, D6R II
The 4T2991 is a cutting edge for the blade assembly of Caterpillar track-type tractors. It is used with Caterpillar models 6 and D6R II. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is listed for bulldozer blade applications. Its stated dimensions are 70.6 cm in length, 25.4 cm in width, and 2.5 cm in depth. The listed weight is 70 lb.
Fitment
- Equipment type: Caterpillar track-type tractor
- Equipment model: Caterpillar 6
- Equipment model: Caterpillar D6R II
The fitment information identifies the part for the cutting-edge position on the blade of the listed Caterpillar track-type tractor models. Model designation 6 is retained as provided in the part data.
Cross-reference numbers
| Caterpillar part number | 4T2991 |
| Interchange number | 4T2991 |
| Additional interchange number | 4T2945 |
Number 4T2991 is listed both as the Caterpillar equipment manufacturer part number and as an interchange number. Number 4T2945 is listed as an additional interchangeable part number for this cutting-edge application.
Specifications
| Part type | Blade cutting edge |
| Application | Bulldozer blade |
| Equipment category | Track-type tractor |
| Equipment brand | Caterpillar |
| Length | 70.6 cm |
| Width | 25.4 cm |
| Depth | 2.5 cm |
| Weight | 70 lb |
| SKU | 4T2991 |
The dimensions and weight above correspond to the listed 4T2991 cutting edge. The supplied product data does not specify mounting-hole configuration, bolt size, material grade, fasteners, or the number of pieces included.






















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