Machine models

Cat 322C L and 322C LN specifications

Entries in this reference
Listing-entry count
2

Short answer

Cat 322C L and 322C LN: full-size excavators.

Selected configuration figures
Configuration	Documented field and quantity
322C L	Gross Power 173 hp Operating Weight 54,741 lb
322C LN	Gross Power 165 hp Operating Weight 53,352 lb

322C L and 322C LN specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Cat	322C L and 322C LN	2	322C L and 322C LN

Boom/Stick Option (Hex) 1
Specification	322C L	322C LN
Shipping Length Of Unit	34.06 ft	34.06 ft
Shipping Height Of Unit	10.01 ft	10.01 ft
Max Cutting Height	36.85 ft	37.08 ft
Max Loading Height	25.92 ft	25.76 ft
Max Reach Along Ground	31.73 ft	31.96 ft
Max Vertical Wall Digging Depth	10.67 ft	11.16 ft
Max Digging Depth	13.92 ft	14.15 ft
Boom/Stick Option (Hex) 1	boom w/ stick R2.0D 2000mm	boom w/ stick R2.0D 2000mm

Dimensions and weight
Specification	322C L	322C LN
Ground Clearance	1.55 ft	1.55 ft
Height To Top Of Cab	9.81 ft	9.81 ft
Width To Outside Of Tracks	10.47 ft	9.81 ft
Length Of Track On Ground	12.57 ft	12.57 ft
Tail Swing Radius	9.81 ft	9.52 ft

Undercarriage
Specification	322C L	322C LN
Track Gauge	8.5 ft	7.85 ft
Shoe Size	31.5 in	23.63 in
Drawbar Pull	50,132 lb	50,132 lb
Max Travel Speed	3.42 mph	3.42 mph

Engine
Specification	322C L	322C LN
Engine Model	ATAAC 3126B	ATAAC engine 3126B
Gross Power	173 hp	165 hp

Specification	322C L
Bore	4.4 in
Stroke	5 in
Net Power - ISO 9249	168 hp
Net Power - SAE J1349	166 hp
Net Power - Eec 80/1269	168 hp
Net Flywheel Power	168 hp

Operational
Specification	322C L	322C LN
Operating Weight	54,741 lb	53,352 lb

Weights
Specification	322C L
Operating Weight - Standard Undercarriage	53,352 lb

Buckets
Specification	322C L	322C LN
Reference Bucket Capacity	1.6 yd3	1.6 yd3

Specification	322C L
Minimum Bucket Capacity	0.7 yd3
Maximum Bucket Capacity	2.5 yd3

Hydraulic System
Specification	322C L
Pilot System - Maximum Flow	9.5 gpm
Pilot System - Maximum Pressure	568.4 psi
Maximum Pressure - Travel	4,980 psi
Maximum Pressure - Swing	3,553 psi
Main Implement System - Maximum Flow (2x)	58.1 gpm
Boom Cylinder - Bore	5.2 in
Boom Cylinder - Stroke	51.4 in
Maximum Pressure - Equipment	4,980 psi
B1 Family Bucket Cylinder - Bore	4.8 in
B1 Family Bucket Cylinder - Stroke	40.6 in
D Family Bucket Cylinder - Bore	5.9 in
D Family Bucket Cylinder - Stroke	46 in
S Family Bucket Cylinder - Bore	5.2 in
S Family Bucket Cylinder - Stroke	43.9 in

Service Refill Capacities
Specification	322C L
Cooling System	10 gal
Final Drive - Each	1.3 gal
Hydraulic System - Including Tank	64.7 gal
Engine Oil	9 gal
Fuel Tank Capacity	132 gal
Swing Drive	2.1 gal

Standards
Specification	322C L
Brakes	SAE J1026 APR90
Cab/Fogs	SAE J1356 FEB88 ISO 10262

Sound Performance
Specification	322C L
Performance	ANSI/SAE

Track
Specification	322C L
Optional (1)	24 in
Optional (2)	28 in
Standard With Long Undercarriage - Triple Grouser	32 in

Drive
Specification	322C L
Maximum Travel Speed	3.4 mph
Maximum Drawbar Pull	50,132 lb

Variants — Source comparison annotation
Source guide	Differing-field count reported
322C L and 322C LN	49

Ratios
Figure	322C L	322C LN
Engine horsepower per 1,000 lb of weight	3.2	3.1

322C L and 322C LN: owner reports

Sources: 3 forum discussions about the Caterpillar 322 excavators (322B, 322CL); heavyequipmentforums.com.

Cat: Diagnostic codes, engine swap and engine struggling on hydraulics.

322C L and 322C LN: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	full-size excavator	Cat and the 322C line that the 322C L, 322C LN belongs to (no title names the exact model)	10

Topics named by those titles
Title topic	Titles
hydraulics	2

Topic in the title	Threads	Share of matching threads
hydraulics	2	20%

Help With CAT 322cl %E2%80%9cvoltage Irregular%E2%80%9d Message (Heavy Equipment Forums, 2025-11-09)
CAT 322cl Cab Heat Not Working (Heavy Equipment Forums, 2025-11-09)
CAT 322cl Air Conditioner Flapper Door (Heavy Equipment Forums, 2025-11-08)
CAT 322cl 2004 Two Way To One Way Hydraulic Conversion (Heavy Equipment Forums, 2024-11-11)

Used market for the 322C L and 322C LN — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Cat full-size excavator	16

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
322C L	8	2002 to 2008	$20,917	$70,596	$47,076	15,063
322C LN	8	2002 to 2008	$20,917	$70,596	$47,076	15,063

322C L and 322C LN: 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 full-size excavator 322C L, 322C LN	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Cat 322C L — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Cat 322C LN — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Cat 322C L and 322C LN — Heavy Equipment Forums. Observed 2026-09-24.
Forum threads	Forum threads: Forum threads read for the Caterpillar 322 excavators (322B, 322CL) — Heavyequipmentforums. Observed 2026-09-24.
Used-market listings	Used-market listings: MachineryTrader listings for Cat 322C — 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.

Cat 322C L and 322C LN: Configuration records

322C L

Specification	Source figure
Boom/Stick Option (Hex) 1
Max Vertical Wall Digging Depth	10.67 ft
Boom/Stick Option (Hex) 1	boom w/ stick R2.0D 2000mm
Dimensions and weight
Height To Top Of Cab	9.81 ft
Length Of Track On Ground	12.57 ft
Tail Swing Radius	9.81 ft
Width To Outside Of Tracks	10.47 ft
Undercarriage
Track Gauge	8.5 ft
Shoe Size	31.5 in
Engine
Engine Model	ATAAC 3126B
Gross Power	173 hp
Bore	4.4 in
Stroke	5 in
Net Power - SAE J1349	166 hp
Net Flywheel Power	168 hp
Net Power - ISO 9249	168 hp
Net Power - Eec 80/1269	168 hp
Weights
Operating Weight - Standard Undercarriage	53,352 lb
Buckets
Reference Bucket Capacity	1.6 yd3
Minimum Bucket Capacity	0.7 yd3
Hydraulic System
Pilot System - Maximum Flow	9.5 gpm
Pilot System - Maximum Pressure	568.4 psi
Maximum Pressure - Travel	4,980 psi
Maximum Pressure - Swing	3,553 psi
Boom Cylinder - Bore	5.2 in
Boom Cylinder - Stroke	51.4 in
Main Implement System - Maximum Flow (2x)	58.1 gpm
Maximum Pressure - Equipment	4,980 psi
B1 Family Bucket Cylinder - Bore	4.8 in
B1 Family Bucket Cylinder - Stroke	40.6 in
D Family Bucket Cylinder - Bore	5.9 in
D Family Bucket Cylinder - Stroke	46 in
S Family Bucket Cylinder - Bore	5.2 in
S Family Bucket Cylinder - Stroke	43.9 in
Service Refill Capacities
Cooling System	10 gal
Final Drive - Each	1.3 gal
Hydraulic System - Including Tank	64.7 gal
Swing Drive	2.1 gal
Engine Oil	9 gal
Standards
Brakes	SAE J1026 APR90
Cab/Fogs	SAE J1356 FEB88 ISO 10262
Track
Optional (1)	24 in
Optional (2)	28 in
Standard With Long Undercarriage - Triple Grouser	32 in
Drive
Maximum Drawbar Pull	50,132 lb
Additional specifications
Shipping Length Of Unit	34.06 ft
Shipping Height Of Unit	10.01 ft
Max Cutting Height	36.85 ft
Max Loading Height	25.92 ft
Max Reach Along Ground	31.73 ft
Max Digging Depth	13.92 ft
Ground Clearance	1.55 ft
Drawbar Pull	50,132 lb
Max Travel Speed	3.42 mph
Operating Weight	54,741 lb
Maximum Bucket Capacity	2.5 yd3
Fuel Tank Capacity	132 gal
Maximum Travel Speed	3.4 mph

Source

322C LN

Specification	Source figure
Boom/Stick Option (Hex) 1
Max Vertical Wall Digging Depth	11.16 ft
Boom/Stick Option (Hex) 1	boom w/ stick R2.0D 2000mm
Dimensions and weight
Height To Top Of Cab	9.81 ft
Length Of Track On Ground	12.57 ft
Tail Swing Radius	9.52 ft
Width To Outside Of Tracks	9.81 ft
Undercarriage
Track Gauge	7.85 ft
Shoe Size	23.63 in
Engine
Engine Model	ATAAC engine 3126B
Gross Power	165 hp
Buckets
Reference Bucket Capacity	1.6 yd3
Additional specifications
Shipping Length Of Unit	34.06 ft
Shipping Height Of Unit	10.01 ft
Max Cutting Height	37.08 ft
Max Loading Height	25.76 ft
Max Reach Along Ground	31.96 ft
Max Digging Depth	14.15 ft
Ground Clearance	1.55 ft
Drawbar Pull	50,132 lb
Max Travel Speed	3.42 mph
Operating Weight	53,352 lb

Source

Compare Cat 322C L, 322C LN

Boom/Stick Option (Hex) 1
Specification	322C L	322C LN
Shipping Length Of Unit	34.06 ft	34.06 ft
Shipping Height Of Unit	10.01 ft	10.01 ft
Max Cutting Height	36.85 ft	37.08 ft
Max Loading Height	25.92 ft	25.76 ft
Max Reach Along Ground	31.73 ft	31.96 ft
Max Vertical Wall Digging Depth	10.67 ft	11.16 ft
Max Digging Depth	13.92 ft	14.15 ft
Boom/Stick Option (Hex) 1	boom w/ stick R2.0D 2000mm	boom w/ stick R2.0D 2000mm

Dimensions and weight
Specification	322C L	322C LN
Ground Clearance	1.55 ft	1.55 ft
Height To Top Of Cab	9.81 ft	9.81 ft
Width To Outside Of Tracks	10.47 ft	9.81 ft
Length Of Track On Ground	12.57 ft	12.57 ft
Tail Swing Radius	9.81 ft	9.52 ft

Undercarriage
Specification	322C L	322C LN
Track Gauge	8.5 ft	7.85 ft
Shoe Size	31.5 in	23.63 in
Drawbar Pull	50,132 lb	50,132 lb
Max Travel Speed	3.42 mph	3.42 mph

Engine
Specification	322C L	322C LN
Engine Model	ATAAC 3126B	ATAAC engine 3126B
Gross Power	173 hp	165 hp

Operational
Specification	322C L	322C LN
Operating Weight	54,741 lb	53,352 lb

Buckets
Specification	322C L	322C LN
Reference Bucket Capacity	1.6 yd3	1.6 yd3

More in Cat: 325B L/330B L, M322C, 235/235C Wide Gauge Trencher specs.

Cat 322C L and 322C LN specifications

322C L and 322C LN: owner reports

Sources for this page

Cat 322C L and 322C LN: Configuration records