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Hitachi ZW310-7

Configuration: Standard arm, general-purpose bucket with bolt-on cutting edge, 4.2 m³ heaped; 26.5R25 (L3) tires, ROPS/FOPS cab; EPA Final Tier 4 / EU Stage V

25 sourced values · Sources: Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25

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Dimension diagram

A B C D E F Side viewFront view Schematic, not to scale
AOverall length9,055 mm
BOverall height3,535 mm
CWheelbase3,540 mm
DGround clearance510 mm
EOverall width3,100 mm
FTrack gauge / tread2,230 mm

Weights

SpecValueSource
Operating weight24,360 kg
Published: 24,360 kg
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
With ROPS/FOPS cab, 26.5R25 (L3) tires, no ballast, lubricants, full fuel, operator (53,720 lb).

Dimensions

SpecValueSource
Overall length9,055 mm
Published: 9,055 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. A (29'9"). Without bucket 7,500 mm.
Overall width3,100 mm
Published: 3,100 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. G, bucket width (10'2"). Width over tires 2,970 mm.
Overall height3,535 mm
Published: 3,535 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. B, to cab top (11'8").
Wheelbase3,540 mm
Published: 3,540 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. D (11'7").
Track gauge / tread2,230 mm
Published: 2,230 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. F, tread (7'4").
Ground clearance510 mm
Published: 510 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. E, minimum (1'8").
Turning radius6,430 mm
Published: 6,430 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. H, centerline of outside tire (21'1"). Loader clearance radius 7,480 mm.

Undercarriage / tires

SpecValueSource
Undercarriage typeWheeled, articulated
Published: Wheeled, articulated
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Steering angle 37° each direction.
Number of axles2
Published: 2
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Wheels (count)4
Published: 4
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Four-wheel drive.
Tire size26.5R25 (L3)
Published: 26.5R25 (L3)
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25

Ground pressure

SpecValueSource
Ground pressureNot publishedHitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Not published in the spec sheet.

Axle loads

SpecValueSource
Axle load, front (unladen/operating)Not publishedHitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Not published in the spec sheet.
Axle load, rear (unladen/operating)Not publishedHitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Not published in the spec sheet.

Engine

SpecValueSource
Engine modelCummins L9
Published: Cummins L9
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
EPA Final Tier 4 / EU Stage V.
Net power204 kW
Published: 204 kW
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Rated, ISO 9249 (274 HP) at 2,000 rpm. Maximum net 226 kW at 1,700 rpm.
Gross power213 kW
Published: 213 kW
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Rated, ISO 14396 (286 HP) at 2,000 rpm. Maximum gross (ECE R120) 233 kW at 1,700 rpm.
Displacement8.9 L
Published: 8.9 L
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Rated speed2,000 rpm
Published: 2,000 rpm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25

Hydraulics

SpecValueSource
Pump / aux flow300 L/min
Published: 300 L/min
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Main pump (also serves steering), 79.3 gpm at 2,000 rpm. Fan pump 85.0 L/min not included.
System / relief pressure31.4 MPa
Published: 31.4 MPa
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Main pump maximum pressure (4,554 psi).

Performance

SpecValueSource
Max travel speed36 km/h
Published: 36 km/h
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
4th forward (22.4 mph), 26.5R25 (L3) tires.
Bucket capacity4.2 m³
Published: 4.2 m³
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
ISO 7546 heaped (5.5 yd³). Struck 3.6 m³.
Tipping load16,120 kg
Published: 16,120 kg
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Static, full turn, ISO 14397-1. Straight: 18,320 kg.
Breakout / digging force187 kN
Published: 187 kN
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
42,100 lbf.
Dump height / clearance3,080 mm
Published: 3,080 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. M, dumping clearance at 45°, full height (10'1"); reach 1,320 mm.
Lift / hinge-pin height4,410 mm
Published: 4,410 mm
Hitachi ZW310-7 Specifications sheet (US), Global Pub# KL-EN238NA-US-R, 08/2026, EPA Final Tier 4 / EU Stage V. Retrieved 2026-10-25
Dim. K, hinge-pin height fully raised, standard arm (14'5"). High-lift arm: 4,850 mm.

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