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Friday, January 16, 2015

2015 Alfa 4C Coupe and Spider Specs

Alfa Romeo 4C Coupe and Spider

 

2015 Alfa Romeo 4C Coupe and 4C Spider Full Specifications

All dimensions are in inches (millimeters) unless otherwise noted.
Information shown is correct at time of publication and is subject to change.

GENERAL INFORMATION
Vehicle Type Coupe and Spider
Assembly Plant Modena, Italy
EPA Vehicle Class Two-seater
Introduction Date 4C Coupe: Q4 2014
4C Spider: Summer 2015

BODY/CHASSIS
Layout Transverse-mounted mid-engine, rear-wheel drive (RWD)
Construction “Pre-preg” monocoque with unilateral carbon fiber; aluminum front and
rear cell structures, roof reinforcements and an engine mounting frame;
low-density, high-strength composite body shell

Alfa Romeo 4C Engine Compartment


ENGINE: ALL-ALUMINUM DIRECT-INJECTION 1750cc TURBO ENGINE
Type and Description: Inline 4-cylinder, liquid-cooled with turbocharger, intercooler and wet sump
Displacement, cc (cu.in.): 1,742 (106.3)
Bore x Stroke: 3.27 x 3.17 (83 x 80.5)
Valve System: Dual overhead cam with dual (intake and exhaust) continuous variablevalve
timing (VVT), 16 valves, roller-type hydraulic lifters
Fuel Injection: Direct-injection, sequential, multiport, electronic
Construction: Aluminum-alloy block with cast-iron liners, forged-aluminum pistons,
forged-steel crankshaft, aluminum-alloy heads and aluminum bedplate
Compression Ratio: 9.25:1
Maximum Turbo Boost: (psi / bar) 21.75 psi / 1.45 bar
Power (SAE net): 237 hp (177 kW) @ 6,000 rpm (136 bhp/liter)
Torque (SAE net): 258 lb.-ft. (350 N•m) @ 2,200 - 4,250 rpm
Max. Engine Speed: 6,500 rpm (fuel cutoff)
Fuel Requirement: Unleaded premium — 91 Octane (R+M)/2
Oil Capacity (with Filters): 6.1 qt. (5.8 liter)
Coolant Capacity: 11.2 qt. (10.6 liter)
Emission Controls: Four, three-way catalytic converters, heated oxygen sensors,
engine internal features(a)
Estimated EPA Fuel Economy:
(city/hwy/combined)
24 / 34 / 28
(a) Meets Tier 2 standards in all 50 states

ELECTRICAL SYSTEM
Alternator: 160-amp
Battery: Leak-resistant, maintenance-free, 500 CCA

TRANSMISSION: ALFA TCT (TWIN-CLUTCH TRANSMISSION)
Description: 1st, 2nd gear: double cone
3rd, 4th, 5th and 6th gear: single cone
Sequential paddle-shift gear selection with Auto mode
Gear Ratios:
1st: 4.154
2nd: 2.269
3rd: 1.435
4th: 0.978
5th: 0.755
6th: 0.622
Axle Ratio: 4.118
Overall Top-gear: 2.56

Alfa Romeo 4C Suspension


SUSPENSION
Front:
Double wishbone – high-strength steel tubular-control arms, aluminum
knuckles and tubular anti-roll bar
Rear:
MacPherson – rear strut: shock absorber with hollow piston rod and
side-load spring, high-strength steel tubular-control arms and aluminum
knuckles

STEERING
Type: Manual, rack-and-pinion
Overall Ratio: 15.7:1
Turning Diameter (curb-to-curb): ft. (m) 40.5 (12.10)
Steering Turns (lock-to-lock): 2.7

BRAKES
Front
Size and Type 12.0 x 1.10 (305 x 28) vented disc, Brembo fixed four-piston calipers
Rear
Size and Type 11.5 x 0.87 (292 x 22) vented disc, with dual opposing calipers
Power-assist Type Tandem diaphragm vacuum with zero lost travel

DIMENSIONS AND CAPACITIES
Wheelbase: 93.7 (2,380)
Track, Front: 64.5 (1,639)
Track, Rear: 63.1 (1,604)
Overall Length: 157.5 (4,000)
Overall Width: 73.5 (1,868)
Overall Height:
46.6 (1,183) – 4C Coupe
46.7 (1,185) – 4C Spider
Ground Clearance:
4.5 (114) – 4C Coupe
4.4 (113) – 4C Spider
Curb Weight, lb. (kg):
2,465 (1,118) – 4C Coupe
2,487 (1,128) – 4C Spider
Dry Weight, lb. (kg):
2,315 (1,050) – 4C Coupe
2,337 (1,060) – 4C Spider
Weight Distribution, percent F/R: 41 / 59
Drag Coefficient Cd:
0.335 – 4C Coupe
0.341 – 4C Spider
Fuel-Tank Capacity, gal. (liters): 10.5 (40)

Alfa Romeo 4C Spider Interior


ACCOMMODATIONS
Seating Capacity 2
Head Room: 38.0 (965)
Leg Room: 42.7 (1,085)
Shoulder Room: 49.8 (1,265)
Cargo space, cu. ft. (liters): 3.7 (105)
Seat back recliner range, degrees: 27+2

TIRES
Standard on 4C Coupe and 4C Spider
Front
Size and Type: 205/45ZR17 88Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR with low-pressure sensors in valve stems
Revs per Mile (rpm) 835
Rear
Size and Type: 235/40ZR18 95Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR with low-pressure sensors in valve stems
Revs per Mile (rpm) 764

Standard on 4C Launch Edition
Available on 4C Coupe and 4C Spider (with 18-inch / 19-inch wheels)
Front
Size and Type: 205/40ZR18 86Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR with low-pressure sensors in valve stems
Revs per Mile (rpm) 835
Rear
Size and Type: 235/35ZR19 91Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR with low-pressure sensors in valve stems
Revs per Mile (rpm) 764

Available on 4C Coupe and 4C Spider with Track Package
Front
Size and Type: 205/40ZR18 86Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR Racing with low-pressure sensors in valve stems
Revs per Mile (rpm) 835
Rear
Size and Type: 235/35ZR19 91Y XL three-season performance
Manufacturer and Model: Pirelli P Zero AR Racing with low-pressure sensors in valve stems
Revs per Mile (rpm) 764

Alfa Romeo 4C Alloy Wheel


WHEELS
Availability Standard on 4C Coupe
Type and Material: Fluoformed aluminum alloy, Silver painted
Size 17 x 7.0 — front, 18 x 8.0 — rear

Availability Optional on 4C Coupe
Type and Material: Fluoformed aluminum alloy, Black Diamond
Size 17 x 7.0 — front, 18 x 8.0 — rear

Availability Optional on 4C Coupe and Spider
Type and Material: Forged, Silver painted
Size 18 x 7.0 — front, 19 x 8.5 — rear

Availability Standard on 4C Launch Edition
Optional on 4C Coupe and Spider
Type and Material: Forged, Dark Gray
Size 18 x 7.0 — front, 19 x 8.5 — rear

Availability Standard on 4C Spider
Type and Material: Fluoformed aluminum alloy, Silver painted
Size 17 x 7.0 — front, 18 x 8.0 — rear

Availability Optional on 4C Spider
Type and Material: Fluoformed aluminum alloy, Dark Gray
Size 17 x 7.0 — front, 18 x 8.0 — rear

Availability Optional on 4C Spider
Type and Material: Forged, Silver painted
Size 18 x 7.0 — front, 19 x 8.5 — rear

Availability Optional on 4C Spider
Type and Material: Forged, Dark Gray
Size 18 x 7.0 — front, 19 x 8.5 — rear


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