2015 Ram 3500 Heavy Duty
CANADIAN SPECIFICATIONS

Specifications are based on the latest product information available at the time of publication. 
All dimensions are in millimetres (inches) unless otherwise noted. 
All dimensions measured at curb weight with standard tires and wheels.

GENERAL INFORMATION	
Vehicle Type	Regular Cab, Crew Cab and Mega Cab	
Assembly Plants	Saltillo (Mexico) 	
Vehicle Class	Standard Pickup	
		
BODY AND CHASSIS		
Model	2WD	4WD	
Layout	Longitudinal, front engine	Longitudinal, front engine, transfer case	
Construction	Ladder-type frame, steel cab, double-wall steel pickup box	Ladder-type frame, steel cab, double-wall steel pickup box	
	
ENGINE: 5.7-LITRE HEMI® V8	
Type and Description	Eight-cylinder, 90-degree V8, liquid-cooled with variable-valve timing (VVT)	
Displacement	5,654 cu. cm (345 cu. in.)	
Bore x Stroke	99.5 x 90.9 (3.92 x 3.58)	
Valve System	Pushrod-operated overhead valves, 16 valves, hydraulic lifters with roller followers 	
Fuel Injection	Sequential, multiport, electronic, returnless	
Construction	Deep-skirt cast-iron block with cross-bolted main bearing caps, 
aluminum alloy heads with hemispherical combustion chambers	
Compression Ratio	10.5:1	
Power 	383 bhp @ 5,600 rpm	
Torque 	400 lb.-ft. @ 4,000 rpm	
Max. Engine Speed	5,800 rpm	
Fuel Requirement	Unleaded mid-grade, 89 octane (R+M)/2 — recommended 
Unleaded regular, 87 octane (R+M)/2 — acceptable	
Oil Capacity	6.6 litre (7.0 qt.)	
Coolant Capacity	17.30 litre (18.3 qt.)	
Emission Control	Three-way catalytic converters, heated oxygen sensors, internal engine features and knock sensors	
		
ENGINE: 6.4-LITRE HEMI® V8		
Type and Description	Eight-cylinder, 90-degree V-type, liquid-cooled, with variable-valve timing (VVT)	
Displacement	6,417 cu. cm (392 cu. in.)  	
Bore x Stroke 	103.9 x 94.6 (4.09 x 3.72)	
Valve System	VVT, push-rod operated overhead valves (16, two-per-cylinder), eight de-activating and eight hydraulic lifters all with roller followers 	
Fuel Injection	Sequential, multiport, electronic, returnless	
Construction	Deep-skirt cast-iron block with cross-bolted main bear caps, 356 aluminum cylinder heads with hemispherical combustion chambers	
Compression Ratio	10.0:1	
Power 	410 hp @ 5,600 rpm (all configurations except Mega Cab)
Mega Cab — 370 hp @ 4,600 rpm	
Torque 	429 lb.-ft. at 4,000 rpm	
Maximum Engine Speed	5,800 rpm limited	
Fuel Requirement	Unleaded regular, 87 octane (R+M)/2	
Oil Capacity	6.6 litre (7.0 qt.)	
Coolant Capacity	15.75 litre (16.64 qt.)	
Emission Control	Three-way catalytic converters, heated oxygen sensors, cooled electronic EGR and individual cylinder fuel control 	
	
ENGINE: 6.7-LITRE CUMMINS TURBO DIESEL I-6 (three versions)	
Type and Description	Six-cylinder, inline, liquid-cooled, turbocharged, intercooled	
Displacement	408 cu. in. (6,690 cu. cm)	
Bore x Stroke	4.21 x 4.88 (107 x 124)	
Valve System	OHV, 24 valves, solid lifters	
Fuel Injection	Electronic high-pressure common rail	
Construction	Cast-iron block and head	
Compression Ratio	16.2:1	
Power 	350 bhp @ 2,800 rpm (G56 manual transmission)	
Torque 	660 lb.-ft. @ 1,400 rpm	
Power 	370 bhp @ 2,800 rpm (68RFE automatic transmission)	
Torque 	800 lb.-ft. @ 1,600 rpm	
Power 	385 bhp @ 2,800 rpm (AS69RC automatic transmission)	
Torque 	865 lb.-ft. @ 1,700 rpm (3500 only)	
Maximum High-idle Engine Speed	3,200 rpm	
Fuel Requirement	Ultra low sulfur diesel	
Oil Capacity	11.3 litre (12.0 qt.)  with filter	
Coolant Capacity	22.50 litre (23.8 qt.)	
Emission Controls	Selective Catalytic Reduction (SCR)	
	
TRANSMISSION: G56 — MANUAL SIX-SPEED OVERDRIVE	
Availability	6.7-litre diesel 	
Description	Synchronized in all gears	
Gear Ratios 		
1st	5.94	
2nd	3.28	
3rd	1.98	
4th	1.31	
5th	1.0	
6th	0.74	
Reverse	5.42	
Axle ratios	3.42, 3.73 (DRW only)	
	
TRANSMISSION: 66RFE — AUTOMATIC SIX-SPEED	
Availability	5.7-litre gas and 6.4-litre gas	
Description	Three planetary gear sets, one overrunning clutch, full electronic control, electronically controlled converter clutch	
Gear Ratios		
1st	3.23	
2nd	1.84	
3rd	1.41	
4th	1.00	
5th	0.82	
6th	0.63	
Reverse	4.44	
Axle ratios 	3.73, 4.10 	
	
TRANSMISSION: 68RFE — AUTOMATIC Six-SPEED	
Availability	6.7-litre diesel	
Description	Three planetary gear-sets, one overrunning clutch, full electronic control, electronically controlled converter clutch	
Gear Ratios		
1st	3.23	
2nd	1.84	
3rd	1.41	
4th	1.0	
5th	0.82	
6th	0.63	
Reverse	4.44	
Axle Ratios 	3.42; 3.73 (DRW only); 4.10 (DRW only)	
	
TRANSMISSION: AS69RC — AUTOMATIC Six-SPEED	
Availability	6.7-litre Diesel 	
Description	Three planetary gear-sets, full electronic control, electronically controlled converter clutch	
Gear Ratios		
1st	3.75	
2nd	2.0	
3rd	1.34	
4th	1.0	
5th	0.77	
6th	0.63	
Reverse	3.54	
Axle ratios 	3.42, 3.73 (DRW only); 4.10 (DRW only)	
		
TRANSFER CASES: BW 44-46, BW 44-47	
Availability	Optional on 6.7-litre diesel and 5.7-litre gas and 6.4-litre gas	
Type	Part-time - BW 44-47 Manual shift and BW 44-46 Electric shift	
Operating Modes	2WD; 4WD High; Neutral; 4WD Low	
Low-range Ratio	2.64	
Centre Differential	None	
		
AXLES		
Front	AAM 235 mm (9.25 inch) beam front axle with centre disconnect	
Rear	AAM 292 mm (11.5-in.) and 300 mm (11.8-in.) beam rear axles	
	
ELECTRICAL SYSTEM	
Alternator		
Rating	160-amp standard with 5.7-litre	
Rating	180-amp included with 6.4-litre gas and 6.7-litre, optional on 5.7-litre	
Rating	Dual (220 and 160) optional on 6.4-litre gas	
Rating	Dual 220-amp optional on 6.7-litre diesel	
Battery	 	
Description	Group 65, maintenance-free, 730 CCA on 5.7-litre gas and 6.4-litre gas	
	Dual Group 65, maintenance-free, 730 CCA on 6.7-litre diesel	
		
SUSPENSION		
Model	2WD	4WD	
Front	Three-link with track bar, coil springs, stabilizer bar, solid axle	Three-link with track bar, coil springs, stabilizer bar, solid axle	
Rear	Hotchkiss leaf spring, solid axle	Hotchkiss leaf spring, solid axle (optional supplemental air bags)	
		
BRAKES		
Front		
Size and Type 	Rotors 359.9 x 31 (14.17 x 1.54) disc with twin-piston pin-slider caliper and ABS	
Rear		
Size and Type 	Rotors 358 x 34 (14.09 x 1.34) disc with twin-piston pin-slider caliper and ABS	
Power-assist type	Dual-rate, tandem diaphragm vacuum (gas)	
	Hydro-boost (diesel)	
		
AIR BAGS		
Reg Cab	6	
Crew Cab	6	
Mega Cab	6	
		
STEERING		
Power-assist	Hydraulic assist	

Regular Cab Pickup			
Model	2WD	4WD	
Box Length	Long	Long	
Wheelbase (nominal) 	3,568.7 (140.5)	3,568.7 (140.5)	
Turning Diameter (a)	13.7 m (45.1 ft.)	12.6 m (41.6 ft.)	

Crew Cab® Pickup					
Model	2WD	2WD	4WD	4WD	
Box Length	Short	Long	Short 	Long	
Wheelbase (nominal) 	3,797 (149.5)	4,305 (169.5)	3,797 (149.5) 	4,305 (169.5)	
Turning Diameter a)	14.4 m 
(47.5 ft.)	16.2 m
 (53.2 ft.)	13.4 m 
(43.9 ft.) 	14.9 m 
(49.2 ft.)	

Mega Cab Pickup			
Model	2WD	4WD	
Wheelbase (nominal) 	4,077 (160.5)	4,077 (160.5)	
Turning Diameter a)	15.4 m (50.67 ft.)	14.3 m (46.86 ft.)	
(a) Turning diameter is measured at the outside of the tires at curb height. Turning diameters and steering wheel turns, lock-to-lock may differ with optional tires and wheels.	

DIMENSIONS AND CAPACITIES 
mm (inches) unless otherwise noted			
Cargo Box			
Nominal Box Size	6 ft. 4 in. (Crew or Mega)	8 ft. (Regular or Crew)	
Volume	1,628 litres (57.5 cu. ft.) 	2,115 litres (74.7 cu. ft.)	
Length at Floor, Tailgate Closed 	1,939 (76.3) 	2,497 (98.3) 	
Cargo Width 	1,687 (66.4) 	1,687 (66.4) 	
Distance Between Wheelhouses 	1,295 (51) 	1,295 (51) 	
Depth 	511.1 (20.1) 	513.2 (20.2) 	
Tailgate Opening Width	1,535 (60.4) 	1,535 (60.4) 	
			
Regular Cab 140.5"WB 8-ft. Box SRW	4x2	4x4	
Wheelbase	3,569 (140.5)	3,569 (140.5)	
Track Width – Front	1,720 (67.7)	1,720 (67.7)	
Track Width – Rear	1,704 (67.1)	1,704 (67.1)	
Overall Length	5,852 (230.4)	5,852 (230.4)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,991 (78.4)	2,027 (79.8)	
Suspension or Axle to Ground – Front	185.4 (7.3)	233.7 (9.2)	
Suspension or Axle to Ground – Rear	218.4 (8.6)	218.4 (8.6)	
Approach Angle	20.9	25.1	
Ramp Breakover Angle	20.8	21.3	
Departure Angle	24.8	25.6	
			
Regular Cab 140.5" WB 8-ft. Box DRW	4x2	4x4	
Wheelbase	3,569 (140.5)	3,569 (140.5)	
Track Width – Front	1,742 (68.6)	1,765 (69.5)	
Track Width – Rear	1,925 (75.8)	1,925 (75.8)	
Overall Length	5,852 (230.4)	5,852 (230.4)	
Overall Width @ SgRP Front	2,004 (78.9)	2,004 (78.9)	
Overall Height	1,953 (76.9)	1,994 (78.5)	
Suspension or Axle to Ground – Front	165.1 (6.5)	215.9 (8.5)	
Suspension or Axle to Ground – Rear	200.7 (7.9)	200.7 (7.9)	
Approach Angle	19.1	23.6	
Ramp Breakover Angle	17.2	19.7	
Departure Angle	23.2	23.8	
	
Crew Cab 149.5" WB 6-ft. 4-in. Box SRW	4x2	4x4	
Wheelbase	3,798 (149.5)	3,798 149.5	
Track Width – Front	1,720 (67.7)	1,720 (67.7)	
Track Width – Rear	1,704 (67.1)	1,704 (67.1)	
Overall Length	6,027 (237.3)	6,027 (237.3)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,991 (78.4)	2,027 (79.8)	
Suspension or Axle to Ground – Front	185.4 (7.3)	233.7 (9.2)	
Suspension or Axle to Ground – Rear	218.4 (8.6)	218.4 (8.6)	
Approach Angle	20.9	25.1	
Ramp Breakover Angle	20.8	21.3	
Departure Angle	24.8	25.6	
			
Crew Cab 169.5" WB 8-ft. Box SRW	4x2	4x4	
Wheelbase	4,290 (168.9)	4,300 (169.3)	
Track Width – Front	1,720 (67.7)	1,720 (67.7)	
Track Width – Rear	1,704 (67.1)	1,704 (67.1)	
Overall Length	6,586 (259.3)	6,586 (259.3)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,986 (78.2)	2,022 (79.6)	
Suspension or Axle to Ground – Front	185.4 (7.3)	231.1 (9.1)	
Suspension or Axle to Ground – Rear	218.4 (8.6)	218.4 (8.6)	
Approach Angle	21.0	25.1	
Ramp Breakover Angle	19.5	19.3	
Departure Angle	23.7	24.4	
			
Crew Cab 169.5" WB 8-ft. Box DRW	4x2	4x4	
Wheelbase	4,290 (168.9)	4,300 (169.3)	
Track Width – Front	1,742 (68.6)	1,765 (69.5)	
Track Width – Rear	1,925 (75.8)	1,925 (75.8)	
Overall Length	6,586 (259.3)	6,586 (259.3)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,966 (77.4)	2,004 (78.9)	
Suspension or Axle to Ground – Front	162.6 (6.4)	213.4 (8.4)	
Suspension or Axle to Ground – Rear	200.7 (7.9)	200.7 (7.9)	
Approach Angle	19.2	23.6	
Ramp Breakover Angle	14.6	16.9	
Departure Angle	22.9	23.6	
			
Mega Cab 160.5" WB 6-ft. 4-in. Box SRW	4x2	4x4	
Wheelbase	4,064 (160.0)	4,074 (160.4)	
Track Width – Front	1,720 (67.7)	1,720 (67.7)	
Track Width – Rear	1,704 (67.1)	1,704 (67.1)	
Overall Length	6,309 (248.4)	6,309 (248.4)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,989 (78.3)	2,024 (79.7)	
Suspension or Axle to Ground – Front	185.4 (7.3)	231.1 (9.1)	
Suspension or Axle to Ground – Rear	218.4 (8.6)	220.9 (8.7)	
Approach Angle	20.9	25.1	
Ramp Breakover Angle	20.1	20.1	
Departure Angle	24.7	25.5	
			
Mega Cab 160.5" WB 6-ft. 4-in. Box DRW	4x2	4x4	
Wheelbase	4,064 (160.0)	4,074 (160.4)	
Track Width – Front	1,742 (68.6)	1,765 (69.5)	
Track Width – Rear	1,925 (75.8)	1,925 (75.8)	
Overall Length	6,309 (248.4)	6,309 (248.4)	
Overall Width @ SgRP Front	2,009 (79.1)	2,009 (79.1)	
Overall Height	1,969 (77.5)	2,007 (79.0)	
Suspension or Axle to Ground – Front	162.6 (6.4)	213.4 (8.4)	
Suspension or Axle to Ground – Rear	200.7 (7.9)	198.1 (7.8)	
Approach Angle	19.1	23.6	
Ramp Breakover Angle	15.2	17.6	
Departure Angle	23.9	24.6	

ACCOMMODATIONS mm (in.) unless otherwise noted	
Model	Regular Cab	Crew Cab	Mega Cab	
Seating Capacity, F/R	3/0 or 2/0	3/3 or 2/3	3/3 or 2/3	
Front				
Head Room 	1,014 (39.9) 	1,041 (41.0) 	1,041 (41.0) 	
Legroom 	1,041 (41) 	1,041 (41) 	1,041 (41) 	
Shoulder Room 	1,676 (66) 	1,676 (66) 	1,676 (66) 	
Hip Room 	1,599 (62.9) 	1,605 (63.2)	1,605 (63.2) 	
Seat Travel 	230.0 (9.0)  	230.0 (9.0)  	230.0 (9.0)  	
Recliner Range (degrees)	85 (38 RWD, 47 FWD)	56 (38 RWD, 18 FWD)	56 (38 RWD, 18 FWD)	
				
Rear				
Head Room 	N/A	1,014 (39.9) 	1,024 (40.3) 	
Legroom 	N/A	1,023 (40.3)  	1,100 (43.3) 	
Shoulder Room 	N/A	1,669 (65.7) 	1,669 (65.7) 	
Hip Room 	N/A	1,605 (63.2) 	1,605 (63.2) 	
Interior Volume 				
Front 	1,769.8 litres 
(62.5 cu. ft.) 	1,818 litres 
(64.2 cu. ft.)	1,818 litres
 (64.2 cu. ft.)	
Rear 	N/A	1,730 litres 
(61.1 cu. ft.)	1,877 litres
(66.3 cu. ft.)