SATURN ION | Specifications
Overview
Models: Saturn ION sedan, quad coupe and Red Line
Body style / driveline: sedan: 5-passenger, front-engine, front-wheel-drive sedanquad coupe and Red Line: 4-passenger, front-engine, front-wheel-drive coupes with dual rear-access doors
Construction: steel spaceframe with full-length frame rails and steel safety cage; galvanized steel hood, roof and deck lid; polymer door, fender, quarter panels and fascias
EPA vehicle class:
compact car
Manufacturing location: Spring Hill, Tennessee
Key competitors: sedan: Honda Civic, Toyota Corolla, Mazda Protegé, Nissan Sentra
quad coupe: Honda Civic coupe, Ford Focus 3-door, Volkswagen Golf
Red Line: Honda Civic Si, Ford Focus SVT, Nissan Sentra SE-R, Dodge Neon SRT-4
Engines Ecotec 2.2L L4 (L61) Ecotec 2.0L SC (LSJ)
Type: 2.2L inline 4-cylinder 2.0L supercharged/intercooled inline 4-cylinder
Application: sedan and quad coupe Red Line
Displacement (cu in / cc): 134 / 2189 122 / 1998
Bore & stroke (in / mm): 3.39 x 3.72 / 86 x 94.6 3.39 x 3.39 / 86 x 86
Block material: cast aluminum with cast iron cylinder liners cast aluminum with cast iron cylinder liners
Cylinder head material: cast aluminum cast aluminum
Valvetrain: chain-driven dual overhead camshafts with roller followers, 4 valves per cylinder, dual rotating balance shafts chain-driven dual overhead camshafts with roller followers, 4 valves per cylinder, dual rotating balance shafts
Ignition system: coil-on-plug coil-on-plug
Fuel delivery: sequential fuel injection sequential fuel injection
Compression ratio: 10.0:1 9.5:1
Horsepower (hp / kw @ rpm): 140 / 104 @ 5800 205 / 153
Torque (lb-ft / Nm @ rpm): 145 / 197 @ 4400 200 / 271 @ 4400
Recommended fuel: 87 octane unleaded 91 octane unleaded
Maximum engine speed (rpm): 6450 fuel cutoff 6450 fuel cutoff
Emissions controls: 3-way catalyst (Tier 2 LEV 2 Bin 8) 3-way catalyst (Tier 2 LEV 2 Bin 8)
Estimated fuel economy
(mpg city / hwy / combined): sedan: 26 / 33 / 29 (manual);
24 / 32 / 28 (5-spd auto)
quad coupe: TBD TBD
Transmissions
M86 GETRAG F23 VTi M75 M43 AISIN AF23 F25
Type: 5-spd man transaxle VTi auto variable transaxle 5-spd auto transaxle 5-spd man transaxle
Application: std on sedan, quad coupe opt on quad coupe opt on sedan std on Red Line
Gear ratios

1)
Range: --- 0.47 - 2.61 --- ---
First:
3.58 --- 4.69 3.38
Second:
2.02 --- 2.94 1.76
Third:
1.35 --- 1.92 1.18
Fourth:
0.98 --- 1.30 0.89
Fifth:
0.69 --- 1.00 0.70
Reverse:
3.31 2.15 3.18 3.17
Final drive ratio: 3.84:1 4.36:1 2.60:1 4.05:1
Chassis/Suspension Sedan & Quad Coupe Red Line
Front: strut-type independent with stabilizer bar strut-type independent with stabilizer bar, performance-tuned
Rear: semi-independent torsion beam with stabilizer bar semi-independent torsion beam with stabilizer bar, performance-tuned
Traction control: electronic engine torque management controlled by engine control module using wheel-speed information communicated from the ABS system not available
Steering type: electric power-assisted rack-and-pinion electric power-assisted rack-and-pinion, performance-tuned
Steering ratio: 16.6:1 16.6:1
Steering wheel turns, lock-to-lock: 3.5
2.88
Turning circle,
curb-to-curb (ft / m): 35.4 / 10.8 > 35.4 (actual TBD)
Brakes Sedan & Quad Coupe Red Line
Type: power-assisted front vented disc / rear drum; opt Bosch 8.0 4-channel ABS with Dynamic Rear Proportioning power-assisted 4-wheel disc brakes w/ std Bosch 8.0 4-channel Bosch ABS
Rotor diameter (in / mm): front disc: 10.1 / 256
rear drum: 9.1 / 230 front: 11.6 / 295
rear: 10.6 / 270
Wheels/Tires Sedan Quad Coupe Red Line
Wheel size and type:
14-inch steel (std on base)
15-inch steel (std on midlevel)
15-inch flangeless alloy
(std on uplevel)
16-inch flangeless alloy
(std on uplevel)
Ultra-Bright machined
16-inch alloy (std on Black Tie Edition)
15-inch steel (std on midlevel)
15-inch flangeless alloy
(opt on midlevel)
16-inch flangeless alloy
(std on uplevel) 17 x 7 inch, 6-spoke flangeless, forged alloy
Tires: Firestone P185/70R14
(std on base)
Firestone P195/60R15
(std on midlevel)
Firestone P205/55R16
(std on uplevel)
Firestone P195/60R15
(std on midlevel)
Firestone P205/55R16
(opt on uplevel)
Continental 215/45R17 W-rated performance
Dimensions
Exterior Sedan Quad Coupe Red Line
Wheelbase (in / mm): 103.2 / 2621 103.2 / 2621 103.5 / 2629
Overall length (in / mm): 184.5 / 4686 185 / 4699 185 / 4699
Overall width (in / mm): 67.2 / 1707 67.9 / 1725 67.9 / 1725
Overall height (in / mm): 57.4 /1458 56 / 1422 55.8 / 1418
Track (in / mm): front: 58.8 / 1494 front: 58.8 / 1494 front: 58.8 / 1494
rear: 58.4 / 1483 rear: 58.4 / 1483 rear: 58.4 / 1483
Curb weight (lb / kg): manual: 2692 / 1221 manual: 2751 / 1248 2590 / 1338 (EPA est.)
5-spd auto: 2766 / 1255 VTi: 2769 / 1256
Interior Sedan Quad Coupe / Red Line
Seating capacity (front / rear): 2 / 3 2 / 2
Head room (in / mm):
Front:
40 / 1016 38.9 / 988
Rear:
37 / 940 36.5 / 927
Leg room (in / mm):
Front:
42.2 / 1072 42.2 / 1072
Rear:
33.3 / 846 32.7 / 831
Shoulder room (in / mm):
Front:
53.7 / 1364 54 / 1372
Rear:
52.8 / 1341 51 / 1295
Hip room (in / mm):
Front:
49.5 / 1257 49.4 / 1255
Rear:
49.6 / 1260 48.3 / 1227
Capacities Sedan Quad Coupe / Red Line
EPA passenger volume
(cu ft / L): 93 / 2633 87.3 / 2472
Cargo volume (cu ft / L): 14.7 / 416 14.2 / 402
Trailer towing maximum (lb / kg): 1000 / 454 1000 / 454
Maximum tongue weight (lb / kg): 120 / 54.5 120 / 54.5
Fuel tank (gal / L): 13.2 / 50 13.2 / 50
Engine oil (qt / L): 5 / 4.7 6.5 / 6.2
Cooling system (qt / L): 6.9 / 6.5 quad coupe: 6.9 / 6.5
Red Line: 11.1 / 10.5
(includes aftercooler circuit)