1979-1980 Suzuki GS1000L Full Specifications
Get to know the 1979-1980 Suzuki GS1000L in exquisite detail with our meticulously crafted motorcycle specifications tables.
Click or tap on a navigation pane below to find your way through our highly detailed, categorised 1979-1980 Suzuki GS1000L specifications.
Performance Specifications Table
| Attribute | Value |
|---|
| Minimum turing radius | 2,600 mm |
Dimensions Specifications Table
| Attribute | Value |
|---|
| Overall length | 2,265 mm |
| Overall width | 890 mm |
| Overall height | 1,245 mm |
| Wheelbase | 1,535 mm |
| Ground clearance | 160 mm |
| Dry Weight | 240 kg (without fuel and fluids) |
| Maximum payload | 419 kg (rider, passenger, luggage and accessories) |
Frame Specifications Table
| Attribute | Value |
|---|
| Rake / Caster angle | 61 ° |
| Trail length | 111 mm |
Engine Specifications Table
| Attribute | Value |
|---|
| Engine capacity / displacement | 997 cc |
| Engine configuration | 4-stroke cycle, air-cooled, DOHC |
| Bore and Stroke | 70 mm x 64.8 mm |
| Compression ratio | 9.2 : 1 |
| Intake air filtration | Paper element |
| Electric start | yes |
Valves and Springs Specifications Table
| Attribute | Value |
|---|
| Intake valve lift | 8.0 mm |
| Intake valve stem diameter | 6.960 mm - 6.975 mm |
6.90 mm (service limit) | | Intake valve stem to guide clearance | 0.025 mm |
0.090 mm (service limit) | | Intake valve head thickness | 0.5 mm (service limit) |
| Intake valve head diameter | 38 mm |
| Intake valve seat width | 1.1 mm - 1.3 mm |
| Exhaust valve lift | 7.5 mm |
| Exhaust valve stem diameter | 6.945 mm - 6.960 mm |
6.80 mm (service limit) | | Exhaust valve stem to guide clearance | 0.040 mm - 0.070 mm |
0.200 mm (service limit) | | Exhaust valve head thickness | 0.5 mm (service limit) |
| Exhaust valve head diameter | 32 mm |
| Exhaust valve seat width | 1.1 mm - 1.3 mm |
| Intake valve spring free length | 43.00 mm - 43.25 mm (outer spring) |
41.3 mm (outer spring service limit) | 35.3 mm - 37.0 mm (inner spring) | 33.9 mm (inner spring service limit) | | Exhaust valve spring free length | 43.00 mm - 43.25 mm (outer spring) |
41.3 mm (outer spring service limit) | 35.3 mm - 37.0 mm (inner spring) | 33.9 mm (inner spring service limit) |
Valve Train Specifications Table
Camshaft and Timing Specifications Table
| Attribute | Value |
|---|
| Camshaft journal diameter | 21.960 mm - 21.975 mm (outer service limit) |
| Camshaft journal clearance | 0.025 mm - 0.053 mm |
0.150 mm (service limit) | | Camshaft run-out | 0.10 mm (service limit) |
Cylinder and Piston Specifications Table
| Attribute | Value |
|---|
| Cylinder bore diameter | 70.000 mm - 70.015 mm (bore) |
70.080 mm (bore service limit) | | Piston diameter | 69.945 mm - 96.960 mm (outer) |
69.880 mm (outer service limit) | | Piston diameter measurment point | 15 mm above skirt end |
| Top piston ring to groove clearance | 1.21 mm - 1.23 mm |
| Second piston ring to groove clearance | 1.21 mm -1.23 mm |
| Piston pin diameter | 17.995 mm - 18.000 mm |
| Piston pin bore diameter | 18.002 mm - 18.008 mm |
| Top piston ring groove width | 1.21 mm - 1.23 mm |
| Second piston ring groove width | 1.170 mm - 1.190 mm |
| Piston ring oil groove width | 2.51 mm - 2.53 |
| Top piston ring end gaps | 0.15 mm - 0.35 mm |
0.70 mm (service limit) | | Second piston ring end gaps | 0.15 mm - 0.35 mm |
0.70 mm (service limit) | | Cylinder to piston clearance | 0.050 mm - 0.060 mm |
0.120 mm (service limit) | | Connecting rod big end side clearance | 0.10 mm - 0.65 mm |
1.00 mm (service limit) |
Clutch and Primary Drive Specifications Table
| Attribute | Value |
|---|
| Reduction ratio | 1.775 (87 / 49) |
| Clutch type | Wet multi-plate type |
| Clutch spring free length | 39.0 mm - 40.5 mm |
37.1 mm (service limit) |
Transmission Specifications Table
| Attribute | Value |
|---|
| Type | 5-speed, constant mesh |
| Gear ratio | 1st gear = 2.500 (35 / 14) |
2nd gear = 1.777 (32 / 18) | 3rd gear = 1.380 (29 / 21) | 4th gear = 1.125 (27 /24) | 5th gear = 0.961 (25 / 26) |
Final Drive Specifications Table
| Attribute | Value |
|---|
| Final drive | Chain drive |
| Final drive ratio | 2.800 (42 / 15) |
| Chain type | TAKASAGO RK630GSO or DAIDO D.I.D.630 YL |
| Number of chain links | 96 links |
Lubrication Specifications Table
| Attribute | Value |
|---|
| System type | Wet sump |
| Oil capacity | 4.2 litres (dry fill) |
3.8 litres (wet fill, includes filter) | 3.4 litres (wet fill, excludes filter) | | Oil pump type | Trochoid |
| Oil pump rotor tip clearance | 0.2 mm (service limit) |
| Oil pump side clearance | 0.15 mm (service limit) |
Fuel System Specifications Table
| Attribute | Value |
|---|
| Fuel tank capacity | 15 litres |
| Reserve fuel tank capacity | 3 litres |
Carburetion Specifications Table
| Attribute | Value |
|---|
| Idle speed | 900 rpm - 1,100 rpm |
| Carburetor type | MIKUNI VM26SS |
| Identification number | 49020 |
| Pilot screw | Pre-set (DO NOT DISTURB) |
| Pilot jet | 15 |
| Main jet | 95 |
| Needle jet | O-2 mm |
Ignition System Specifications Table
| Attribute | Value |
|---|
| Type | Battery ignition |
| Ignition timing | below 1,500 rpm 17° BTDC and above 2,500 rmp 37 ° BTDC |
| Spark plug type | NGK B-8ES or NIPPON DENSO W24ES |
| Spark plug gap | 0.6 mm - 0.8 mm |
Front Suspension and Steering Specifications Table
| Attribute | Value |
|---|
| Type | Telescopic, pneumatic/coil spring, oil dampened |
| Oil level | 241 mm (fork fully compressed, sping removed) |
| Spring free length | 416 mm (service limit) |
Rear Suspension Specifications Table
| Attribute | Value |
|---|
| Type | Swinging arm, oil dampened, damper 4-way / spring 5-way adjustable |
Front Brake Specifications Table
| Attribute | Value |
|---|
| Front brake type | Disc brake |
| Front disc thickness | 6.5 mm - 6.9 mm |
6.0 mm (service limit) | | Front disc run-out | 0.30 mm (service limit) |
| Front master cylinder diameter | 14.00 mm (inner) |
14.05 mm (inner service limit) | | Front master piston diameter | 13.96 mm (outer) |
13.94 mm (outer service limit) | | Front caliper cylinder A diameter | 42.85 mm (inner) |
42.89 mm (inner service limit) | | Front caliper piston A diameter | 42.82 mm (outer) |
42.77 mm (outer service limit) |
Rear Brake Specifications Table
| Attribute | Value |
|---|
| Rear brake type | Disc brake |
| Rear disc thickness | 6.5 mm 6.9 mm |
6.0 mm (service limit) | | Rear disc run-out | 0.30 mm (service limit) |
| Rear master cylinder diameter | 14.00 mm (inner) |
14.05 mm (inner service limit) | | Rear master piston diameter | 13.96 mm (outer) |
13.94 mm (outer service limit) | | Rear caliper cylinder A diameter | 42.85 mm (inner) |
42.77 mm (inner service limit) | | Rear caliper piston A diameter | 42.82 mm (outer) |
42.77 mm (outer service limit) |
Wheels and Tyres Specifications Table
| Attribute | Value |
|---|
| Front wheel size | 19 inch |
| Front tyre size | 3.50 V19 4PR |
| Front tyre pressure | 25 psi (cold) |
| Front wheel axle run-out | 0.25 mm (service limit) |
| Front wheel rim axial run-out | 2.0 mm (service limit) |
| Front wheel rim radial run-out | 2.0 mm (service limit) |
| Rear wheel size | 17 inch |
| Rear tyre size | 4.50 V17 4PR |
| Rear tyre pressure | 28 psi (cold) |
| Rear wheel axle run-out | 0.25 mm (service limit) |
| Rear wheel rim radial run-out | 2.0 mm (service limit) |
| Rear wheel rim axial run-out | 2.0 mm (service limit) |
Electrical Charging Specifications Table
| Attribute | Value |
|---|
| Battery voltage rating | 12 volts DC |
| Battery capacity | 14 ampere hour (Ah) |
Electrical Equipment Specifications Table
| Attribute | Value |
|---|
| Headlight | 12V 50 / 40W high/low beam |
| Tail / stop light | 12V 8 / 23W (3 / 32 CP) |
| Front turn signal light | 12V 8W (3 CP) |
| Rear turn signal light | 12V 8W (3 CP) |
| Neutral indicator | 12V 3.4W |
| Turn signal indicator | 12V 3.4W |
| High beam indicator | 12V 3.4W |
| Oil pressure indicator | 12V 3.4W |
| Main fuse rating | 10A / 10A / 10A / 15A amps (A) |
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