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IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle. Always follow the warnings and instructions in Owner's Manual.

Click the link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com.

850 Switchback Assault

Capacities and Dimensions

Body Style

Matryx

Rider Capacity

1

Coolant Capacity

4 qt (3.8 l)

Chaincase Oil Capacity

10 oz (296 ml)

Fuel Tank Capacity

11.5 gal (43.5 l)

Gearcase Oil Capacity

N/A

Oil Capacity (qts./l)

3.75 qt (3.5 l)

Estimated Dry Weight

476 lbs (216 kg)

Height

46 in (116.8 cm)

Length

125 in (317.5 cm)

Width

47 in (119.4 cm)

Ski Center Distance

42.5 in (108 cm)

Brake Type

MATRYX Stealth

Drive Clutch Center Distance

10.625 in (27 cm)

Drive Belt P/N

3211165

Drive Clutch

P-85

Driven Clutch

Lightweight Team Roller Reverse

Reverse Transmission

Electronic Reverse

Engine and Cooling

Engine

ASM-ENG S8634-8444-LL8R

Displacement

840 cc

Cylinders

2-monoblock

Bore x Stroke (mm)

85 x 74

Alternator Output

500 w @ 5000 RPM

Throttle Body

1208673

Recommended Engine Oil

VES

Throttle Body Bore Size

50 mm

Idle RPM

1800 +/- 200

Rated Operating RPM

8250 +0/- 150

Cooling

Liquid

Ignition Type

CDI

Ignition Timing °BTDC

18° @ idle, 1700 RPM w/120°F (49°C) water temp

Spark Plug / Gap

NGK® BPR9ES / .027 inches (0.7 mm)

Recommended Fuel Octane

91 recommended (87 minimum)

Clutch Settings

Clutch Settings

ALTITUDE
meters (feet)

DRIVE CLUTCH

DRIVEN CLUTCH

Shift Weight

Clutch Spring

Clutch Spring

Driven Helix

Gearing
(U:L – Pitch)

*Shaded cells indicate factory settings.

Use 2 gram lighter shift weights when operating in temperatures above 40 f (5 c).

Drive Clutch Bolt Torque: 80 ft-lbs (108 N·m). Re-torque after running engine.

0-600 (0-2000)

10-72

(1322428)

Almond/Gold

(7041645)

Black

155/222

(7043063)

58/44/.36

(5143872)

23:40 70P

1.352 Cobra

22:41 70P

1.5 Ice Storm

1.6 Cobra

22:41 70P

2.0 Crossover

600-1200 (2000-4000)

10-70

(1322414)

1200-1800 (4000-6000)

10-68

(1322427)

1800-2400 (6000-8000)

140/330

(7043829)

2400-3000 (8000-10,000)

10-66

(1321584)

20:39 68P

1.352 Cobra

1.5 Ice Storm

1.6 Cobra

2.0 Crossover

3000-3600 (10,000-12,000)

10-64

(1321585)