Home › Forklifts › Komatsu

Komatsu FG20ST-16

Configuration: LPG, GCT K21 engine, Powershift transmission, 4,000 lb at 24 in load centre, standard 2-stage mast, cushion tires

24 sourced values · Sources: Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25

Check trailer fitDownload CSV

Dimension diagram

A B C D E F Side viewFront view Schematic, not to scale
AOverall length≈ 2,304 mm
BOverall height≈ 2,055 mm
CWheelbase≈ 1,400 mm
DGround clearance≈ 99 mm
EOverall width≈ 1,069 mm
FTrack gauge / tread≈ 879 mm

Weights

SpecValueSource
Operating weight≈ 3,311 kg
Published: 7,300 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Service weight (empty truck). (3 310 kg on the metric view)

Dimensions

SpecValueSource
Overall length≈ 2,304 mm
Published: 90.7 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Length to fork face. (2 305 mm on the metric view) Length with standard forks 132.9 in.
Overall width≈ 1,069 mm
Published: 42.1 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Overall width at drive tires. (1 070 mm on the metric view)
Overall height≈ 2,055 mm
Published: 80.9 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Height to top of overhead guard. (2 055 mm on the metric view) Mast height lowered 85.5 in.
Wheelbase≈ 1,400 mm
Published: 55.1 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
(1 400 mm on the metric view)
Track gauge / tread≈ 879 mm
Published: 34.6 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Front tread. (879 mm on the metric view) Rear tread 35.4 in.
Ground clearance≈ 99 mm
Published: 3.9 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
At centre of wheelbase. (100 mm on the metric view) Under mast 5.5 in.
Turning radius≈ 1,920 mm
Published: 75.6 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Outside turning radius. (1 920 mm on the metric view)

Undercarriage / tires

SpecValueSource
Undercarriage typeWheeled, cushion tires
Published: Wheeled, cushion tires
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Number of axles2
Published: 2
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Wheels (count)2x / 2 (front driven)
Published: 2x / 2 (front driven)
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Tire size21 x 7 x 15 / 16.25 x 5 x 11.25
Published: 21 x 7 x 15 / 16.25 x 5 x 11.25
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Front (drive) / rear (steer).

Ground pressure

SpecValueSource
Ground pressureNot publishedKomatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Not published on the product page.

Axle loads

SpecValueSource
Axle load, front (unladen/operating)≈ 1,279 kg
Published: 2,820 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Unloaded. (1 280 kg on the metric view)
Axle load, rear (unladen/operating)≈ 2,032 kg
Published: 4,480 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Unloaded. (2 030 kg on the metric view)
Axle load, front (laden/max)≈ 4,454 kg
Published: 9,820 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
With rated load. (4 455 kg on the metric view)
Axle load, rear (laden/max)≈ 671 kg
Published: 1,480 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
With rated load. (670 kg on the metric view)

Engine

SpecValueSource
Engine modelGCT K21
Published: GCT K21
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Power source: LPG.
Net power≈ 40.3 kW
Published: 54 hp
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
SAE net. (40 kW @ 2 700 rpm on the metric view)
Gross powerNot publishedKomatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Only SAE net output is published on the product page.
Displacement≈ 2.06 L
Published: 126 in³
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
4 cylinders. (2 065 cm³ on the metric view)
Rated speed2,700 rpm
Published: 2,700 rpm
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25

Hydraulics

SpecValueSource
Pump / aux flowNot publishedKomatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Not published on the product page.
System / relief pressure≈ 18.1 MPa
Published: 2,630 psi
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Maximum relief pressure. (181 bar on the metric view)

Performance

SpecValueSource
Max travel speed≈ 17.1 km/h
Published: 10.6 mph
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Loaded; unloaded 10.6 mph. (17.0 / 17.0 km/h on the metric view)
Rated / lift capacity≈ 1,814 kg
Published: 4,000 lb
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Rated capacity at 24 in load centre.
Lift / hinge-pin height≈ 3,251 mm
Published: 128 in
Komatsu America (komatsu.com/en-us) FG20ST-16 BX50 IC cushion forklift product page, Specifications > Full specs (metric/imperial toggle). Retrieved 2026-10-25
Maximum fork height, standard 2-stage mast. (3 250 mm on the metric view) Mast extended height 176 in.

Similar models

BrandModelOperating weight
HysterH40AS≈ 3,216 kg
Toyota8FGU20 (Core IC Pneumatic)≈ 3,211 kg
YaleGP040VX≈ 3,472 kg
HysterH40A≈ 3,479 kg
Toyota8FGU25 (Core IC Pneumatic)≈ 3,556 kg
HysterH35A≈ 3,048 kg

Compare side by side with Hyster H40AS and Toyota 8FGU20 (Core IC Pneumatic)