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Link-Belt 145 X4S
Configuration: Minimum swing radius; long undercarriage (no blade), 4.63 m HD boom, 2.50 m arm, 484 kg bucket, 3,400 kg standard counterweight, 600 mm 3-bar shoes; Final Tier 4
18 sourced values · Sources: Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, 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 | ≈ 2,590 mm |
| F | Track gauge / tread | ≈ 1,990 mm |
| G | Shoe / track width | 600 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 14,800 kg | Published: 14,800 kg Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Long undercarriage, 600 mm shoes, 4.63 m HD boom, 2.50 m arm, 484 kg bucket, 3,400 kg counterweight (32,600 lbs). Dozer-blade machine: 15,400 kg. |
Dimensions
| Spec | Value | Source |
|---|---|---|
| Overall length | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, 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 | ≈ 2,590 mm | Published: 2.59 m Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25B, overall width, 600 mm shoes (8'6"). |
| Overall height | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 Height to handrail not printed. Cab height (C, standard cab, no equipment) 2.82 m. |
| Transport height | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, 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 | ≈ 1,990 mm | Published: 1.99 m Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Track gauge, 6'6" (1.99 m), per undercarriage description. |
| Track length on ground | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, 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) | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 Undercarriage description prints 12'4" (3.76 m); the travel-dimensions drawing shows 3.76/3.85 m for the long undercarriage, so the long-undercarriage length cannot be confirmed. Not recorded. |
| Shoe / track width | 600 mm | Published: 600 mm Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-253-bar steel grouser shoes. |
| Ground clearance | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, 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 | ≈ 1,530 mm | Published: 1.53 m Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Tail swing. |
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler (steel tracks) | Published: Crawler (steel tracks) Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 |
| Track rollers / shoes per side | 7 track rollers, 2 carrier rollers, 46 shoes per side (long undercarriage) | Published: 7 track rollers, 2 carrier rollers, 46 shoes per side (long undercarriage) Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | ≈ 37.2 kPa | Published: 5.4 psi Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Long undercarriage, 600 mm shoes (0.037 MPa). Dozer-blade machine 5.9 psi. |
Engine
| Spec | Value | Source |
|---|---|---|
| Engine model | Isuzu AR-4JJ1X | Published: Isuzu AR-4JJ1X Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Final Tier 4. |
| Net power | 76.4 kW | Published: 76.4 kW Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25SAE J1349 net (102 hp) at 2,000 rpm. |
| Gross power | Not published | Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 Gross power not published; only SAE J1349 net horsepower is printed. |
| Displacement | 2.99 L | Published: 2.99 L Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25 |
| Rated speed | 2,000 rpm | Published: 2,000 rpm Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Speed at which SAE J1349 net power is rated. |
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 258 L/min | Published: 258 L/min Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-252 × 129 L/min main pumps (2 × 34.1 gpm); pilot 20 L/min. |
| System / relief pressure | 34.3 MPa | Published: 34.3 MPa Link-Belt 145 X4S brochure / spec sheet (LBX Company), #LBX2563 3/26, Final Tier 4. Retrieved 2026-10-25Boom/arm/bucket; Power Boost 36.3 MPa. |
Performance
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Kobelco | SK130LC-11 | 14,900 kg |
| Kobelco | SK140SRLC-7 | 14,900 kg |
| Hitachi | ZX135US-7H | 14,500 kg |
| Develon | DX140LC-7K | 14,400 kg |
| Volvo | EC140E (EC140EL) | 14,390 kg |
| HD Hyundai | HX140A L | 15,230 kg |
Compare side by side with Kobelco SK130LC-11 and Kobelco SK140SRLC-7