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Komatsu PC1250LC-11

Configuration: PC1250LC-11 backhoe, 9,100 mm boom, 3,400 mm arm, 5.0 m³ bucket, 1,000 mm double-grouser shoes; EPA Tier 4 Final

25 sourced values · Sources: Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25

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Dimension diagram

A B C D E F G Side viewFront view Schematic, not to scale
AOverall length16,070 mm
BOverall heightNot published
CTrack length on ground5,970 mm
DGround clearance990 mm
EOverall width4,900 mm
FTrack gauge / tread3,900 mm
GShoe / track width1,000 mm

Weights

SpecValueSource
Operating weight122,409 kg
Published: 122,409 kg
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
With 1,000 mm double-grouser shoes (269,300 lb). Incl. 9.1 m boom, 3.4 m arm, 5.0 m³ bucket, operator, full fuel.

Dimensions

SpecValueSource
Overall length16,070 mm
Published: 16,070 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. A, 3,400 mm arm.
Overall width4,900 mm
Published: 4,900 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. M, width over crawler, 1,000 mm shoes. Overall width with walkways (C): 5,720 mm.
Overall heightNot publishedKomatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Height to handrail not printed. Height to top of cab (F): 4,120 mm; to exhaust stack (N): 4,810 mm.
Transport height6,040 mm
Published: 6,040 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. B, overall height to top of boom, 3,400 mm arm.
Track gauge / tread3,900 mm
Published: 3,900 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. L.
Track length on ground5,970 mm
Published: 5,970 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. J.
Track length (overall)7,400 mm
Published: 7,400 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. K.
Shoe / track width1,000 mm
Published: 1,000 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Double grouser.
Ground clearance990 mm
Published: 990 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. H, minimum. Counterweight clearance (G): 1,780 mm.
Tail swing radius4,860 mm
Published: 4,860 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. I.

Undercarriage / tires

SpecValueSource
Undercarriage typeCrawler (steel tracks, sealed, hydraulic adjuster)
Published: Crawler (steel tracks, sealed, hydraulic adjuster)
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
H-leg center frame, box-section track frame.
Track rollers / shoes per side8 track rollers, 3 carrier rollers, 48 shoes per side
Published: 8 track rollers, 3 carrier rollers, 48 shoes per side
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Long undercarriage: 10 track rollers, 55 shoes.

Ground pressure

SpecValueSource
Ground pressure≈ 93.2 kPa
Published: 0.95 kgf/cm²
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
ISO 16754, 1,000 mm shoes (13.45 psi). Printed as kg/cm².

Engine

SpecValueSource
Engine modelKomatsu SAA6D170E-7
Published: Komatsu SAA6D170E-7
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
EPA Tier 4 Final.
Net power565 kW
Published: 565 kW
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
ISO 9249 / SAE J1349 (758 HP). 519 kW with hydraulic fan at max speed.
Gross power578 kW
Published: 578 kW
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
SAE J1995 (775 HP).
Displacement23.15 L
Published: 23.15 L
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Rated speed1,800 rpm
Published: 1,800 rpm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25

Hydraulics

SpecValueSource
Pump / aux flow1,588 L/min
Published: 1,588 L/min
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Sum of main pumps: 2 × 494 L/min implement and travel + 1 × 600 L/min swing.
System / relief pressure31.4 MPa
Published: 31.4 MPa
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Implement circuits. Travel: 34.3 MPa; swing: 29.4 MPa.

Performance

SpecValueSource
Max digging depth9,350 mm
Published: 9,350 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. C, 3,400 mm arm.
Max reach (at ground)15,000 mm
Published: 15,000 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. G, 3,400 mm arm.
Dump height / clearance8,680 mm
Published: 8,680 mm
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Dim. B, 3,400 mm arm.
Breakout / digging force479 kN
Published: 479 kN
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
Bucket digging force at power max, ISO rating, 3,400 mm arm. SAE: 422 kN.
Max travel speed3.3 km/h
Published: 3.3 km/h
Komatsu PC1250LC-11 / PC1250SP-11 brochure, AESS861-02 04/19 (Tier 4 Final). Retrieved 2026-10-25
High (2.0 mph). Low: 2.3 km/h.

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