Content Source: 2020 RUSH / SWITCHBACK / Pro-S / XCR Owner’s Manual (9929780 R02) > Specifications Chapter

IMPORTANT

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850 RUSH PRO-S

Capacities and Dimensions

Body Style

AXYS

Rider Capacity

1

Coolant Capacity

4 qts. (3.8 l)

Chaincase Oil Capacity

10 oz. (296 ml)

Fuel Tank Capacity

12 gal. (45.4 l)

Height

46 in. (117 cm)

Length

114 inches (289.6 cm)

Estimated Dry Weight

431 lbs. (195.5 kg)

Oil Capacity (qts./l)

3.8 qts. (112.4 l)

Designed Width
Ski Center Distance

47 inches (119.4 cm)
42.5 inches (108 cm)

Brake Type
Fluid

AXYS™ Radial

Drive Clutch Center Distance

10.625 inches (26.97 cm)

Drive Belt Type
Projected Width

High Modulus PBO- Double Cog, Cut Finish
1.46 inches (3.7 cm)

Drive / Driven Clutches

P-85 / Team LWT

Reverse

POLARIS Electronic Reverse Control (PERC)

Front / Rear Travel

9.3 in. (23.6 cm) / 13.6 in. (34.5 cm)

Engine and Cooling

Engine

ASM-ENG S6032-8444-LP8R

Displacement

840 cc

Cylinders

2

Bore x Stroke (mm)

85 x 74

Alternator Output

500 watts @ 5000 rpm

Throttle Body

Mikuni

Oil Injection

Electronic Oil Pump

Throttle Body Bore Size

48 mm

Idle RPM

1700 +/- 200

Operating RPM

8250 +0/- 200

Thermostat Opening Temp

120°F (49°C)

Ignition Type

Multi-Dimensional CDI

Ignition Timing

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

Spark Plug / Gap

NGK BPR 9ES /.027 inches (0.7 mm)

Recommended Fuel Octane

91 non-oxygenated recommended
(87 oxygenated minimum)

CLUTCH SETTINGS
ALTITUDE
meters (feet)
DRIVE CLUTCH DRIVEN CLUTCH
Shift Weight Clutch Spring Clutch Spring Driven Helix Chaincase
(Gearing / 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 Nm) Re-torque after running engine.
0-600 (0-2000) 10-72 (1322428) BLACK
110/290
7042287

RED / BLUE
140/200
7043057

58/44/.36
5140311
23:37 68P
1.25 Ice Ripper XT

22:37 68P
1.352 Cobra

22:41 70P
1.5 Storm
1.75 Backcountry







600-1200 (2000-4000) 10-70 (1322414)
1200-1800 (4000-6000) 10-68 (1322427)
1800-2400 (6000-8000) BLACK
120/320
7044537

BLACK
155/222
7043063

2400-3000 (8000-10,000) 10-66 (1321584) 20:39 68P
1.25 Ripsaw
1.352 Cobra

21:42 70P
1.5 Storm
1.75 Backcountry





3000-3600 (10,000-12,000) 10-64 (1321585)

Traction / Control

Track / Pitch

Maximum Stud Length
Tunnel Protection

15 x 120 x 1.25 Ripsaw II / 2.86

1.325 in. (3.36 cm)
Integrated

Track / Pitch

Maximum Stud Length
Tunnel Protection

15 x 120 x 1.352 Cobra / 2.86

1.325 in. (3.36 cm)
Integrated

Track / Pitch

Maximum Stud Length
Tunnel Protection

15 x 120 x 1.5 Storm / 2.86

1.325 in. (3.36 cm)
Integrated

Track / Pitch

Maximum Stud Length
Tunnel Protection

15 x 120 x 1.75 Backcountry/ 2.86

1.325 in. (3.36 cm)
Integrated

IFS Shocks

Walker Evans Piggyback / Compression Adj.

or Walker Evans Hi-Lo Speed Piggyback / Compression Adj.

FTS Shock

Walker Evans Piggyback / Compression Adj.

or Walker Evans Hi-Lo Speed Piggyback / Compression Adj.

RTS Shock

Walker Evans Piggyback / Compression Adj.

or Walker Evans Hi-Lo Speed Piggyback / Compression Adj.

Ski / Carbide

PRO-STEER / 4 in. (10.16 cm)


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