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Link-Belt 750 X4
Configuration: 7.70 m boom, 3.55 m arm, 2,920 kg bucket, 10,400 kg counterweight, 900 mm 3-bar shoes, long undercarriage (gauge expanded); Final Tier 4
20 sourced values · Sources: Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25
Dimension diagram
| A | Overall length | Not published |
| B | Overall height | Not published |
| C | Track length on ground | Not published |
| D | Ground clearance | Not published |
| E | Overall width | ≈ 4,250 mm |
| F | Track gauge / tread | ≈ 3,350 mm |
| G | Shoe / track width | 900 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 71,800 kg | Published: 71,800 kg Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25900 mm shoes, 7.70 m boom, 3.55 m arm, 2,920 kg bucket, 10,400 kg counterweight (158,300 lbs). Mass-excavator configuration (6.58 m boom, 3.02 m arm): 72,400 kg. |
Dimensions
| Spec | Value | Source |
|---|---|---|
| Overall length | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Shown only on the travel-dimensions drawing; the drawing labels are not attributable from the PDF text layer, so not recorded. |
| Overall width | ≈ 4,250 mm | Published: 4.25 m Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Width over tracks, gauge expanded, 900 mm shoes (13'11"); retracted 3.64 m. |
| Overall height | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Cab/handrail height labels on the travel-dimensions drawing are not attributable from the PDF text layer, so not recorded. |
| Transport height | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Shown only on the travel-dimensions drawing; the drawing labels are not attributable from the PDF text layer, so not recorded. |
| Track gauge / tread | ≈ 3,350 mm | Published: 3.35 m Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Track gauge, 11'0" (3.35 m), expanded; retracted 2.74 m. |
| Track length on ground | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Shown only on the travel-dimensions drawing; the drawing labels are not attributable from the PDF text layer, so not recorded. |
| Track length (overall) | ≈ 5,880 mm | Published: 5.88 m Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Undercarriage length, 19'3" (5.88 m), per undercarriage description. |
| Shoe / track width | 900 mm | Published: 900 mm Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-253-bar steel grouser shoes. |
| Ground clearance | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Shown only on the travel-dimensions drawing; the drawing labels are not attributable from the PDF text layer, so not recorded. |
| Tail swing radius | ≈ 4,050 mm | Published: 4.05 m Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Tail swing. |
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler (steel tracks) | Published: Crawler (steel tracks) Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 |
| Track rollers / shoes per side | 8 track rollers, 3 carrier rollers, 47 shoes per side | Published: 8 track rollers, 3 carrier rollers, 47 shoes per side Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | ≈ 76 kPa | Published: 11.02 psi Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25900 mm shoes (0.076 MPa). |
Engine
| Spec | Value | Source |
|---|---|---|
| Engine model | Isuzu AQ-6WG1X | Published: Isuzu AQ-6WG1X Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Final Tier 4. |
| Net power | 382 kW | Published: 382 kW Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Net (512 hp) at 1,800 rpm; with fan-pump 343 kW (460 hp). |
| Gross power | Not published | Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 Gross power not published; only SAE J1349 net horsepower is printed. |
| Displacement | 15.7 L | Published: 15.7 L Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25 |
| Rated speed | 1,800 rpm | Published: 1,800 rpm Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Speed at which SAE J1349 net power is rated. |
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 944 L/min | Published: 944 L/min Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-252 × 472 L/min main pumps (2 × 125 gpm, printed as '2 x 125 gpm (472 L/min)'; total is twice the printed per-pump figure); pilot 27 L/min. |
| System / relief pressure | 31.4 MPa | Published: 31.4 MPa Link-Belt 750 X4 brochure / spec sheet (LBX Company), #LBX2435 08/20, Final Tier 4. Retrieved 2026-10-25Boom up/arm/bucket (4,550 psi); Power Boost 34.3 MPa. |
Performance
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Volvo | EC750E | 73,500 kg |
| John Deere | 670 P-Tier | 69,900 kg |
| Caterpillar | 374 | 73,900 kg |
| Liebherr | R 972 Litronic | 69,150 kg |
| Hitachi | ZX690LC-7H | 69,000 kg |
| Komatsu | PC650LC-11 | 65,480 kg |
Compare side by side with Volvo EC750E and John Deere 670 P-Tier