Machine models

Cat 992G: bucket clearance, converter options and access retrofits

992G bucket geometry, drive options and window access

The 992G bucket chart distinguishes standard and high lift, then separates clearance measured to the teeth from clearance at the bare cutting edge. The larger bare-edge number cannot describe clearance with teeth installed. Truck-body matching needs the actual arm and bucket arrangement, with enough room for the machine's approach and discharge path.

Tipping load is another configuration-specific figure. The chart changes it with steering angle, lift arrangement and bucket; it is not the rated payload. Bucket wear parts add weight as well.

A single headline capacity cannot select a bucket for every material density.

Travel specifications have an equipment boundary. Cat lists converter-drive speeds separately from speeds with the optional lock-up converter. Lock-up is disabled in first forward gear.

The impeller-clutch pedal and selectable rimpull settings manage traction differently: the pedal modulates drive effort before further movement applies the brakes, while the selected rimpull limits operate in first gear. Record the fitted converter and control arrangement during a used-machine inspection.

Source: Caterpillar 992G, AEHQ5526-02, power train and bucket charts.

Cat's historical account places the 992G's introduction at MINExpo1996, following the 992D. Its cast box-section mono-boom replaced the D's parallel lift arms. That structural change matters when identifying an advertised machine: a G is not simply an older C with a different engine label.

The manufacturer also describes changes to the rear frame and cylinder tower. Inspect the actual structure and repair records instead of identifying the generation from paintwork.

Source: Caterpillar history of the 992.

Window-cleaning access can also vary on surviving G loaders. Cat's retrofit sheet lists an enclosed front platform for AZX, 7HR and ADZ prefixes, using kit399-0700. The arrangement includes handrails, toe kicks and additional tie-off locations.

A photograph of a later machine with this platform does not show that an earlier example has it fitted. Check the prefix, installation and condition before planning windshield maintenance; use the machine's approved access procedure.

Source: Caterpillar retrofit front window platform, PEHJ0317-00.

Earlier reference entries and original manufacturer corrections
Model and field	Earlier entry	Manufacturer figure and scope	Source
992G Clearance At Maximum Lift/Dump - Std	18.4 ft	4626 mm (15 ft 2 in), full lift, 45 degree discharge, with teeth, standard spade bucket, standard lift. Bare edge 4993 mm; high lift with teeth 5250 mm / bare 5607 mm. Earlier18.4 ft is not standard-lift with teeth clearance.	Original document
992G Rated Payload	42,920 lb	21.8 metric tonnes (24 short tons), AEHQ5526-02 operating specification; not static tipping load	Original document
992G Rated Payload - Standard	42,920 lb	21.8 metric tonnes (24 short tons), AEHQ5526-02 operating specification; not static tipping load	Original document
992G Max Speed - Forward	13.5 mph	21.8 km/h (13.5 mph) optional lock-up direct drive, third forward; converter third 19.9 km/h (12.4 mph), specified 45/65-45 tires and 2 percent rolling resistance	Original document
992G Max Speed - Reverse	14.9 mph	24 km/h (14.9 mph) optional lock-up direct drive, third reverse; converter third 22 km/h (13.6 mph), specified 45/65-45 tires and 2 percent rolling resistance	Original document
992G Travel Speed	14.5 mph	Converter drive third forward 19.9 km/h (12.4 mph); third reverse 22 km/h (13.6 mph). Optional direct drive has its own speed table; earlier 14.5 mph entry not a universal operating speed.	Original document
992G Net Power - Caterpillar	800.6 hp	597 kW (800 hp), at 1750 rpm under Caterpillar / ISO 9249; SAE J1349 separately 590 kW (791 hp), original June 2004 document	Original document
992G Cooling System Fluid Capacity	53.9 gal	53.9 gal earlier catalogue cooling entry, not verified as a refill quantity by the opened AEHQ5526-02 refill table. Confirm the machine arrangement and serial-matched maintenance manual before service.	Original document
992G Cooling System	76.7 gal	76.7 gal earlier catalogue cooling entry, not verified as a refill quantity by the opened AEHQ5526-02 refill table. Confirm the machine arrangement and serial-matched maintenance manual before service.	Original document
992G Hydraulic System - Including Tank	231.7 gal	231.7 gal earlier aggregate catalogue entry, unverified circuit boundary. Original AEHQ5526-02 separates steering/fan 231 L system / 159 L tank and implement/brakes 646 L factory fill / 326 L tank; do not combine these as one refill.	Original document
992G Hydraulic System Factory Fill	170.7 gal	646 L implement/brakes factory fill in AEHQ5526-02; original sheet prints 168 gal alongside, a conversion inconsistency. Steering/fan circuit separate. Earlier 170.7 gal kept in correction history, not substitute for maintenance refill.	Original document
992G Hydraulic System - Tank Only	86.2 gal	326 L implement tank, original AEHQ5526-02; steering/fan tank 159 L separate. Earlier 86.2 gal entry belongs to another reference, not evidence of a single common reservoir.	Original document
992G Breakout Force	237,825 lb	615 kN (138360 lbf), standard-lift standard-spade bucket with teeth/segments, AEHQ5526-02 p20; other buckets and high lift have separate figures	Original document

Historical wording correction; earlier claim is inaccurate
Earlier chronology	The 15-year 992C run it replaced. The 992G replaced a 992C design that had stayed largely unchanged for a very long production run (Caterpillar's own history notes a full generation, the original 992, went unreplaced for 15 years before the 992C arrived), so the 992G's completely new design at MINExpo 1996 was a bigger jump than a typical model update. Caterpillar, history of the 992 Large Wheel Loader .
Verified sequence	992D came between the C and G. Caterpillar introduced the992D in1992,15years after the1977 debut of the992C; the992G followed at MINExpo1996. The15-year gap belongs to the C-to-D introduction sequence, not the original992-to-C sequence.

Entries in this reference
Listing-entry count
1

Short answer

The Cat 992G is an 800-horsepower wheel loader, and Cat lists one version of it. Listed weight is 209,278 lb.

992G specification matrix — Bucket
Specification	992G
Dump Clearance At Max Raise	15.17 ft
Bucket Capacity - Heaped	15 yd3
Bucket Capacity - Struck	12.36 yd3
Bucket Width	15.83 ft
Breakout Force	138,360 lb

Dimensions and weight
Specification	992G
Ground Clearance	2.25 ft
Length With Bucket On Ground	51.17 ft
Width Over Tires	14.82 ft
Height To Top Of Cab	18.33 ft
Wheelbase	19.33 ft
Hinge Pin - Max Height	22.75 ft
Reach At Max Lift And Dump	7.58 ft
Height - Top Of Hood	13.07 ft
Height - Top Of ROPS/FOPS	18.34 ft
Hinge Pin Height At Full Lift - Std	22.77 ft
Length - Rear Axle To Bumper	13.76 ft
Clearance At Maximum Lift/Dump - Std	4626 mm (15 ft 2 in), full lift, 45 degree discharge, with teeth, standard spade bucket, standard lift. Bare edge 4993 mm; high lift with teeth 5250 mm / bare 5607 mm. Earlier18.4 ft is not standard-lift with teeth clearance.
Overall Height - Bucket Raised - Std	30.89 ft
Overall Height - With Bucket Raised	30.89 ft
Overall Length - Hl	53.23 ft
Overall Length - Std	51.3 ft
Reach At Full Lift And 45 Degrees Dump - Hl	7.56 ft
Reach At Full Lift And 45 Degrees Dump - Std	7.6 ft
Reach At Maximum Lift/Dump - Std	7.81 ft
Straight Static Tipping Load - Hl	129,396 lb
Straight Static Tipping Load - Std	132,921 lb
Turning Circle - Hl	75.05 ft
Turning Circle - Std	73.07 ft
Wheel Base Length	19.32 ft
Width - Over Tires	14.82 ft
Dump Clearance At Full Lift And 45 Degrees Dump - Std	15.18 ft
Bucket Pivot - Maximum Lift - Std	22.77 ft
Full Turn Static Tipping Load At 40 Degrees - Hl	111,818 lb
Full Turn Static Tipping Load At 43 Degrees	113,300 lb
Dump Clearance At Full Lift And 45 Degrees Dump - Hl	17.22 ft
Height - Top Of Exhaust Stack	17.18 ft

Engine
Specification	992G
Number Of Cylinders	8
Engine Model	3508B DITA EUI
Net Power	800 hp
Gross Power	880 hp
Power Measured @	1,750 rpm
Rated Speed	1,750 rpm
Displacement	2,105 cu in
Torque Measured @	1,300 rpm
Aspiration	twin turbocharged
Torque Rise	30 %
Bore	6.7 in
Stroke	7.5 in
Net Power - Caterpillar	597 kW (800 hp), at 1750 rpm under Caterpillar / ISO 9249; SAE J1349 separately 590 kW (791 hp), original June 2004 document

Operational
Specification	992G
Operating Weight	209,278 lb
Fuel Capacity	413 gal
Hydraulic System Fluid Capacity	84.8 gal
Engine Oil Fluid Capacity	26.5 gal
Earlier Cooling System Fluid Capacity Entry (unverified refill)	53.9 gal earlier catalogue cooling entry, not verified as a refill quantity by the opened AEHQ5526-02 refill table. Confirm the machine arrangement and serial-matched maintenance manual before service.
Transmission Fluid Capacity	44.6 gal
Front Axle/Diff Fluid Capacity	91 gal
Rear Axle/Diff Fluid Capacity	86 gal
Static Tipping Weight	132,921 lb
Turning Radius	36.5 ft
Operating Voltage	24 V
Alternator Supplied Amperage	100 amps
Rear Axle Oscillation	20 degrees
Tire Size	45/65 50 ply

Transmission and speeds
Specification	992G
Transmission Type	Powershift
Number Of Forward Gears	3
Number Of Reverse Gears	3
Max Speed - Forward	21.8 km/h (13.5 mph) optional lock-up direct drive, third forward; converter third 19.9 km/h (12.4 mph), specified 45/65-45 tires and 2 percent rolling resistance
Max Speed - Reverse	24 km/h (14.9 mph) optional lock-up direct drive, third reverse; converter third 22 km/h (13.6 mph), specified 45/65-45 tires and 2 percent rolling resistance
Forward - 1	4.1 mph
Forward - 2	7.2 mph
Forward - 3	12.4 mph
Reverse - 1	4.6 mph
Reverse - 2	7.9 mph
Reverse - 3	13.7 mph

Steering
Specification	992G
Steering	Articulation
Steering Angle - Each Direction	43 degrees
Relief Valve Setting	4,496 psi
Minimum Turning Radius - Over Bucket	438.5 in

Buckets
Specification	992G
Maximum Bucket Capacity	16 yd3
Bucket Capacities	11.5-12.3 m3 15-16 yd3
Bucket Width	15.9 ft

Hydraulic System
Specification	992G
Relief Valve Setting	4,500 psi
Raise Time	9.2 sec
Dump Time	3.3 sec
Lower Time	3.5 sec

Axles
Specification	992G
Front	Fixed
Rear	Trunnion
Oscillation Angle	10 degrees
Maximum Single-Wheel Rise And Fall	24.8 in

Operating Specifications
Specification	992G
Cat Truck Match - Standard	777D
Static Tipping Load - Full Turn	112,777 lb
Dump Clearance	19 ft
Breakout Force	615 kN (138360 lbf), standard-lift standard-spade bucket with teeth/segments, AEHQ5526-02 p20; other buckets and high lift have separate figures
Articulation Angle	43 degrees
Rated Payload	21.8 metric tonnes (24 short tons), AEHQ5526-02 operating specification; not static tipping load
Rated Payload - Standard	21.8 metric tonnes (24 short tons), AEHQ5526-02 operating specification; not static tipping load
Travel Speed	Converter drive third forward 19.9 km/h (12.4 mph); third reverse 22 km/h (13.6 mph). Optional direct drive has its own speed table; earlier 14.5 mph entry not a universal operating speed.

Service Refill Capacities
Specification	992G
Earlier Cooling System Entry (unverified refill)	76.7 gal earlier catalogue cooling entry, not verified as a refill quantity by the opened AEHQ5526-02 refill table. Confirm the machine arrangement and serial-matched maintenance manual before service.
Fuel Tank	413 gal
Crankcase	27 gal
Earlier Aggregate Hydraulic Entry (unverified boundary)	231.7 gal earlier aggregate catalogue entry, unverified circuit boundary. Original AEHQ5526-02 separates steering/fan 231 L system / 159 L tank and implement/brakes 646 L factory fill / 326 L tank; do not combine these as one refill.
Transmission	44.7 gal
Differential - Final Drives - Front	91.2 gal
Differential - Final Drives - Rear	86.2 gal
Hydraulic System Factory Fill	646 L implement/brakes factory fill in AEHQ5526-02; original sheet prints 168 gal alongside, a conversion inconsistency. Steering/fan circuit separate. Earlier 170.7 gal kept in correction history, not substitute for maintenance refill.
Hydraulic System - Tank Only	326 L implement tank, original AEHQ5526-02; steering/fan tank 159 L separate. Earlier 86.2 gal entry belongs to another reference, not evidence of a single common reservoir.

Hydraulic Cycle Times
Specification	992G
Raise	9.12 s
Dump	3.3 s
Total Hydraulic Cycle Time	15.9 s
Lower Float Down - Empty	3.47 s

Cab
Specification	992G
Air Conditioning	Standard

Ratios
Figure	992G
Engine horsepower per 1,000 lb of weight	3.8
Fuel tank per engine horsepower	0.52 gal

Reference directory classification
Equipment group	wheel loader

Cat's listing for the 992G matches a wheel loader; see the wheel loaders page.

Where the 992G ranks in Cat's list — Scope of the captured comparison
Brand	Equipment group	Compared entry	Sort order
Cat	wheel loader	992G	Descending quantity; 1 is largest

Reference calculations using the earlier specification entries
Figure	992G	Rank	Lowest in line	Highest in line
Engine power	800.0 hp	7 of 54	40.0 hp	1,870.0 hp
Listed weight	209,278 lb	5 of 53	9,150 lb	417,430 lb
Fuel capacity	413.0 gal	4 (tied) of 54	11.4 gal	1,505.0 gal
Horsepower per 1,000 lb	3.8 hp	43 of 50	2.8 hp	6.7 hp
Rated payload	42,920.0 lb	2 of 3	27,558.0 lb	76,000.0 lb

The 992G beside its neighbours
Base version	988F Series II	992G	992K
Engine power	675 hp	800 hp	801 hp
Weight	100,703 lb	209,278 lb	214,948 lb
Fuel capacity	174.1 gal	413 gal	413 gal
Wheelbase	992G: 19.33 ft; 992K: 19.32 ft
Rated payload	992G: 42,920 lb

992G: owner reports

Related account: “Boom soft stop, maintenance plans and used-machine comparison”: 992.

History and service record of 992G

Launch at MINExpo 1996. Caterpillar presented the 992G to the industry at MINExpo 1996 in Las Vegas as a completely new design over the 992D it replaced: another payload increase, a significant jump in horsepower and torque, and a front lift arm redesigned to three times the torsional strength of the 992D's. Caterpillar, history of the 992 Large Wheel Loader.
992C, D and G chronology. 992D came between the C and G. Caterpillar introduced the992D in1992,15years after the1977 debut of the992C; the992G followed at MINExpo1996. The15-year gap belongs to the C-to-D introduction sequence, not the original992-to-C sequence. Caterpillar history.

992G: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	wheel loader	Cat and the 992G. That is too few titles to say what owners mostly ask about, so the most recent are listed instead	2

CAT 992g Engine Smothers Under Load Kind Off (Heavy Equipment Forums, 2014-11-27)
Rfq Spare Parts For Caterpillar Loader 992g (Heavy Equipment Forums, 2014-09-26)

Used market for the 992G — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Cat wheel loader	12

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
992G	12	1998 to 2008	$26,316	$738,800	$195,000	32,900

992G: recall reference — Dated CPSC search
Search date	Database	Names queried	Search result
2026-09-24	U.S. Consumer Product Safety Commission	Cat together with the wheel loader 992G	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Cat 992G — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Cat 992G — Heavy Equipment Forums. Observed 2026-09-24.
Published history	Published history Source: Caterpillar, history of the 992 Large Wheel Loader — Caterpillar. Observed 2026-09-27.
Used-market listings	Used-market listings: MachineryTrader listings for Cat 992G — MachineryTrader. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Cat — U.S. Consumer Product Safety Commission. Observed 2026-09-24.