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Products information 1)Material: Carbon steel or Manganese steel or boron steel 2)Surface: yellow paint or gray paint or as your request 3)Hardness: HB280-500 or HB320~360 or HB440~500 4)Technique: forging, machining, heat treatment 5) Package: strong plywood pallet 6) Application :used in a wide variety of applications across all Caterpillar,Komatsu , Shantui graders,bulldozers,loader buckets .Multiple edge models to match your applications and job site's needs .
Our aftermarket replacement full sets of Caterpillar D4 Cutting Edge & End Bits are heavy-duty ground engaging components engineered for CAT D4 track-type dozers.Caterpillar D4 dozer are suitable for highway subgrade construction, land clearing, site preparation, stockpile levelling, slope shaping, gravel and compacted soil work.
Our factory offer a diverse array of blade types including Boron steel dozer Cutting Edge,Manganese dozer Cutting Edge,Carbon steel dozer Cutting Edge,Boron steel dozer End Bit,Manganese dozer End Bit,Carbon steel dozer End Bit,you can select material & hardness by working condition.
Critical check points before purchase:
1. Bolt hole quantity, hole spacing, hole diameter must match D4 blade.
2. Flatness: No bending or distortion after heat treatment. Bent edge will cause wavy grading result.
3. Wear matching: Keep wear rate balanced between center edge and two end bits. Do not mix soft center edge with ultra-hard end bits.
We supply high-quality cutting edges and end bits for Caterpillar D4 dozers, and our product range covers many other models and major equipment brands. All GET parts feature stable metallurgical quality, precise dimensional control and consistent wear performance. With reasonable pricing and reliable lead times,we support bulk orders for equipment dealers,maintenance contractors and mining & construction fleets. Welcome to contact us to get your quotation and parts catalog !
| Part number | Alternative number | Description | Dimension | Hole |
| 4T2980 | 4T-2980 | Center | 0.625 x 8.000 x 59.875 | 15 |
| 8A8580 | 8A-8580 | Center | 0.625 x 8.000 x 24.625 | 4 |
| 8A8581 | 8A-8581 | End | 0.625 x 8.000 x 23.000 | 4 |
| 4T2982 | 4T-2982 | Center | 0.625 x 8.000 x 39.000 | 7 |
| 4T2983 | 4T-2983 | Center | 0.625 x 8.000 x 15.000 | 3 |
| 4T2972 | 4T-2972 | End | 0.625 x 8.000 x 26.500 | 4 |
| 4T3027 | 4T-3027 | Heavy Duty Center | 0.750 x 8.000 x 15.000 | 3 |
| 4T2977 | 4T-2977 | Center | 0.625 x 8.000 x 71.875 | 18 |
| 4T2979 | 4T-2979 | Center | 0.625 x 8.000 x 79.875 | 13 |
| 4T2981 | 4T-2981 | Center | 0.625 x 8.000 x 91.875 | 23 |
| 4T2974 | 4T-2974 | Center | 0.625 x 8.000 x 31.875 | 5 |
| 4T2973 | 4T-2973 | End | 0.625 x 8.000 x 33.750 | 6 |
| 4T3028 | 4T-3028 | Heavy Duty End | 0.750 x 8.000 x 26.500 | 4 |
| 4T3029 | 4T-3029 | Heavy Duty Center | 0.750 x 8.000 x 39.000 | 7 |
| 4T3021 | 4T-3021 | Heavy Duty Center | 0.750 x 8.000 x 71.875 | 18 |
| 4T3043 | 4T-3043 | Level Cut End Bit RH | 0.750 x 8.000 x 11.398 | 3 |
| 4T3044 | 4T-3044 | Level Cut End Bit LH | 0.750 x 8.000 x 11.398 | 3 |
| 4T3051 | 4T-3051 | Level Cut End Bit RH | 0.750 x 8.000 x 13.250 | 6 |
| 4T3052 | 4T-3052 | Level Cut End Bit LH | 0.750 x 8.000 x 13.250 | 6 |
| 5A4565 | 5A-4565 | Hot Cup End Bit RH | 0.875 x 10.000 x 13.250 | 3 |
| 5A4566 | 5A-4566 | Hot Cup End Bit LH | 0.875 x 10.000 x 13.250 | 3 |
| 3G8321 | 3G-8321 | Hot Cup End Bit RH | 1.000 x 10.000 x 17.500 | 6 |
| 3G8322 | 3G-8322 | Hot Cup End Bit LH | 1.000 x 10.000 x 17.500 | 6 |
Contact: Zoe Shi
Phone: +86-19700710133
Tel: +86-19700710133
Email: order@longwearparts.com
Add: Beilun District, Ningbo, China
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