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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 PRO RMK
850 RMK Khaos

Capacities and Dimensions

Body Style

Matryx

Rider Capacity

1

Coolant Capacity

Short: 5.33 qt (5.05 l)

Long: 6.16 qt (5.83 l)

Chaincase Oil Capacity

N/A

Fuel Tank Capacity

11 gal (41.6 l)

Gearcase Oil Capacity

N/A

Oil Capacity

3.9 qt (3.7 l)

Disc Brake Type

RMK LWT

Drive Clutch Center Distance

11.5 in (29 cm)

Drive Belt P/N

3211216

Drive Clutch

P-85

Driven Clutch

LW Team Roller Reverse

Reverse Transmission

Electronic Reverse

Engine and Cooling

Engine

S8831-8444-LA8R

Displacement

840 cc

Cylinders

2-monoblock

Bore x Stroke (mm)

85 x 74

Alternator Output

500 w @ 5,000 RPM

Throttle Body

1208673

Oil Injection

Electronic Oil Pump

Recommended Engine Oil

VES

Throttle Body Bore Size

(50 mm)

Idle RPM

1800 +/- 200

Rated Operating RPM

8250 +/- 150

Cooling

Liquid

Thermostat Opening Temp.

98.6 f (37 c)

Ignition Type

CDI

Spark Plug / Gap

NGK® BPR 9ES / .027 in (.7 mm)

Recommended Fuel Octane

91 recommended (87 minimum)

FEATURES

Electronic Fuel Gauge

N/A

Electric Start

Optional / Accessory

Low Oil Light

Standard

Parking Brake

Standard

Speedometer

Standard

Tachometer

Standard

Clutching Chart

CLUTCH SETTINGS
ALTITUDE
meters (feet)
DRIVE CLUTCH DRIVEN CLUTCH QUICK DRIVE
Gearing / Pitch
Shift Weight Clutch Spring Clutch Spring Driven Helix 2.0 in & 2.6 in Track 2.75 in & 3.0 in Track
0-900 (0-3000)*

10-72 (1322428)

ALMOND/GLD
150-290
(7041645)
RED/BLU
140 - 200
(7043057)
60 / 44 / .36
(5143882)
22:43
69 Pitch
22:50
73 Pitch
 
900-1500 (3000-5000)

10-70 (1322414)

1500-2100 (5000-7000)

10-70 (1322414)

BLACK
120-320
(7044537)
BLACK
155-222
(7043063)
STR 42
(5143881)
2100-2700 (7000-9000)**

10-68 (1322427)

2700-3300 (9000-11,000)

10-66 (1321584)

3300-3900 (11,000-13,000)

10-64 (1321585)

Shaded cells indicate factory settings. Use 2 gram lighter shift weights when operating in temperatures above 40° F (5° C).

* = North American Low-Elevation and INTL Stock Setting

** = North American High-Elevation Stock Setting

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