GENERAL INFORMATION
1.1
CHAPTER 1
GENERAL INFORMATION
1
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
VEHICLE IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2
MODEL NUMBER DESIGNATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2
ENGINE DESIGNATION NUMBER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2
VEHICLE IDENTIFICATION NUMBER (VIN) DESIGNATION . . . . . . . . . . . . . . . . . . . . . 1.2
VEHICLE AND ENGINE SERIAL NUMBER LOCATIONS . . . . . . . . . . . . . . . . . . . . . . . . 1.3
VEHICLE INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4
PUBLICATION NUMBERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4
REPLACEMENT KEYS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5
SPECIAL TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5
2012 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6
2012 SPORTSMAN XP 850 HO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6
2012 SPORTSMAN XP 850 HO EPS / INT’L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6
2012 SPORTSMAN TOURING 850 HO / INT’L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.8
2013 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.10
2013 SPORTSMAN XP 850 HO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.10
2013 SPORTSMAN XP 850 HO EPS / INT’L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.10
2013 SPORTSMAN TOURING 850 HO / INT’L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.12
MISC. SPECIFICATIONS AND CHARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.14
CONVERSION TABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.14
STANDARD BOLT TORQUE SPECIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.15
METRIC BOLT TORQUE SPECIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.15
SAE TAP / DRILL SIZES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.16
METRIC TAP / DRILL SIZES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.16
DECIMAL EQUIVALENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.16
1.2
GENERAL INFORMATION
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
VEHICLE IDENTIFICATION
Model Number Designation
Example: A13DN8EAF (Model Year 2013)
Engine Designation Number
2012: 1204390 / 2013: 1204616 ......................................... Twin Cylinder, 4-Cycle SOHC, Liquid Cooled, Electric Start
Vehicle Identification Number (VIN) Designation
Example: 4XADN85A0DP000000
GROUP
MODEL
YEAR
CHASSIS DRIVELINE ENGINE CATEGORY OPTION REGION
1st digit 2/3rd digit 4th digit* 5th digit* 6th digit* 7th digit* 8th digit 9th digit** 10th digit
A = ATV
R = RANGER
11
12
13
C = Sportsman 6x6
D = Sportsman Tour
E = Trail Boss
F = Sportsman Youth
G = Sport
H = RANGER 6x6
J = RZR XP
K = Sport Youth
M = Sportsman
N = Trail Blazer
P = Phoenix
R = RANGER Midsize
S = RZR
T = Sportsman X2
U = RANGER Fullsize
V = RZR
W = Multi-pass RGR
X = Multi-pass RZR
Z = Sportsman XP
A = 2x4 Chain
B = 2x4 Shaft
C = 4x4 AC Drive
E = 4x4 Shaft / IRS
G = 4x4 Chain rear /
shaft front
H = 4x4 Shaft / IRS
J = 2x4 Swing arm Manual
N = 4x4 Shaft ADC
P = 2x4 / IRS Manual
R = 6x6 Shaft / IRS
T = 4x4 Shaft / Trailing Arm
X = 4x4 Shaft EBS
Displacement in cc divided
by 10 and rounded to two
digits
(i.e. 50 = 498cc)
- - - - - - - - - - - -
For electric vehicles
08 = 48 Volt
12 = 72 Volt
A = ORV
D = Diesel
E = EU On-road
F = INT’L
G = EV
L = LSV
M = Military
S = Scandinavian
V = EU On-road
C = Calif.
- - OR - -
5 = 550
6 = 570
7 = 760
8 = 850
9 = 875
E = EPS
D = Diesel
F = D + E
* = digits that would transfer to 17 digit VIN and are used in digits 4-8 respectively
** = 9th digit will be used on color/featured versions of models (not including the base)
First 3 digits and 9th digit are used in model number only. They are not used with the 17 digit VIN.
World Mfg. ID
Vehicle Descriptors Vehicle Identifiers
Chassis
Driveline
Engine Size
Engine Modifier
Category
Check Digit
Model Year *
Mfg. Location
Individual Serial No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
4 X A J T 8 7 A 0 D 3 0 0 0 0 0 0
* Model Year: A = 2010; B = 2011; C = 2012; D = 2013
1.3
GENERAL INFORMATION
1
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
Vehicle and Engine Serial Number Locations
Whenever corresponding about a Polaris ATV, be sure to refer to the vehicle identification number (VIN) and the engine
serial number.
The VIN can be found stamped on the lower frame rail on the front LH side of the ATV (see Figure 1-1).
The engine serial number can be found on the rear portion of the engine located on the valve cover (see Figure 1-2).
VIN
Figure 1-1
Engine Serial
Number
Figure 1-2
1.4
GENERAL INFORMATION
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
VEHICLE INFORMATION
Publication Numbers
YEAR MODEL MODEL NO. OWNER’S MANUAL PARTS MANUAL
2012 SPORTSMAN XP 850 HO A12ZN85AA, AQ, AZ 9923559 9923564
2012 SPORTSMAN XP 850 HO EPS
A12ZN8EAH, AL,
AM, AO, AT
9923559
9923565
9923566
2012 SPORTSMAN XP 850 HO EPS INT’L A12ZN8EFK 9923562 9923567
2012 SPORTSMAN TOURING 850 HO A12DN8EAF, AH, AR 9923542 9923549
2012 SPORTSMAN TOURING 850 HO INT’L A12DN8EFW 9923544 9923551
2013 SPORTSMAN XP 850 HO A13ZN85AA, AQ, AZ 9923810 9923813
2013 SPORTSMAN XP 850 HO EPS
A13ZN8EAD,AH, AK,
AL, AT
9923810 9923815
2013 SPORTSMAN XP 850 HO EPS INT’L A13ZN8EFK 9923822 9923824
2013 SPORTSMAN TOURING 850 HO A13DN8EAF, AL, AR 9923819 9923821
2013 SPORTSMAN TOURING 850 HO INT’L A13DN8EFW 9924153 9923827
1.5
GENERAL INFORMATION
1
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
Replacement Keys
Replacement keys can be made from the original key. To identify which series the key is, take the first two digits on the
original key and refer to the chart to the right for the proper part number. Should both keys become lost, replacement
of the ignition switch assembly is necessary.
Special Tools
Special tools may be required while servicing this vehicle. Some of the tools listed or depicted are mandatory, while other
tools may be substituted with a similar tool, if available. Polaris recommends the use of Polaris Special Tools when
servicing any Polaris product. Dealers may order special tools through Polaris’ official tool supplier, SPX Corporation,
by phone at 1-800-328-6657 or on-line at http://polaris.spx.com/ .
Key Series
Number
KEY COVER
P/N 5533534
Series # Part Number
20 4010278
21 4010278
22 4010321
23 4010321
27 4010321
28 4010321
31 4110141
32 4110148
67 4010278
68 4010278
1.6
GENERAL INFORMATION
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
2012 SPECIFICATIONS
MODEL: 2012 SPORTSMAN XP 850 HO
MODEL NUMBER: . . . . . . . . . A12ZN85AA, AQ, AZ
ENGINE NUMBER: . . . . . . . . 1204390
MODEL: 2012 SPORTSMAN XP 850 HO EPS / INT’L
MODEL NUMBER: . . . . . . . . . A12ZN8EAH, AL, AM, AO, AT, FK
ENGINE NUMBER: . . . . . . . . 1204390
* Data based on EU Directive 76/432/EEC
Category Dimension
Length 83.25 in. / 211.5 cm
Width 47.6 in. / 121 cm
Height 50.75 in. / 129 cm
Wheel Base 53 in. / 135 cm
Ground Clearance 12 in. / 30.5 cm
Turning Radius 84 in. / 213 cm (unloaded)
Dry Weight 759 lbs. / 345 kg
Front Rack Capacity 120 lbs. / 54 kg
Rear Rack Capacity 240 lbs. / 109 kg
Max. Weight Capacity 575 lbs. / 261 kg
Towing Capacity 1500 lbs. / 680 kg
Hitch Tongue Weight 150 lbs. / 68 kg
Category Dimension
Length 83.25 in. / 211.5 cm
Width 47.6 in. / 121 cm
Height 50.75 in. / 129 cm
Wheel Base 53 in. / 135 cm
Ground Clearance 12 in. / 30.5 cm
Turning Radius 84 in. / 213 cm (unloaded)
Dry Weight 767 lbs. / 348 kg
Front Rack Capacity 120 lbs. / 54 kg
Rear Rack Capacity 240 lbs. / 109 kg
Max. Weight Capacity 575 lbs. / 261 kg
Towing Capacity 1500 lbs. / 680 kg
Unbraked Trailer
Towing Capacity (EU)*
1914 lbs. / 868 kg
Hitch Tongue Weight 150 lbs. / 68 kg
1.7
GENERAL INFORMATION
1
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
2012 SPORTSMAN XP 850 HO / EPS / INT’L
XP MODELS: A12ZN85AA, AQ, AZ
XP EPS MODELS: A12ZN8EAH, AL, AM, AO, AT, FK
ENGINE NUMBER: 1204390
CLUTCH CHART
Engine
Platform Domestic Twin Cylinder, 4-Cycle
Engine Number 1204390 SPM850-12
Engine Displacement 850 cc
Number of Cylinders 2
Bore & Stroke (mm) 87 x 71.5 mm
Compression Ratio 11.0:1
Compression Pressure 210 - 250 psi
Engine Idle Speed 1200 ± 50 RPM
Engine Max RPM Limit 7600 RPM
Cooling System / Cap. Liquid Cooled / 2.7 qt. (2.6 l)
Overheat Warning Instrument Cluster Indicator
Lubrication Pressurized Wet Sump
Engine Oil Requirement PS-4 Plus / 2 qt. (1.9 l)
Exhaust System
Stainless Steel Dual Header Pipe
w/ Dual Outlet Silencer
Fuel System
Fuel System Type Bosch Multi-Port Sequential EFI
Throttle Body / Size Mikuni Dual Bore / 42 mm
Fuel Delivery Electronic Fuel Pump (in tank)
Fuel Pressure 43 psi (296.5 kPa)
Fuel Capacity 5.25 gal. (20 l)
Fuel Requirements 87 Octane (minimum)
Electrical
Alternator Output 475 W @ 1200 RPM / Peak 575 W
Voltage Regulator 3-Phase / 32 Amp
Head Lights
Pod: 12V / 50 Watts
Bumper: 12V / 50 Watts x 2
Brake Light 12V / 27 Watts
Tail Light 12V / 7 Watts
Starting System Electric
Ignition System Bosch EFI (ECU Controlled)
Spark plug / Gap REA6MC / .035 in. (.90 mm)
Battery / Model / AH / CCA YUASA / YTX20HL / 18 AH / 310
Instrumentation
XP: Digital / Analog
XP EPS: Digital LCD
DC Outlet Standard
Relays
(Located in Relay/Fuse Box)
Chassis / Start Solenoid / Fan /
EFI / Bumper Lights / EPS
Circuit Breaker Fan Motor: 10A
Fuses
(Located in Relay/Fuse Box)
Lights: 20 Amp
Drive: 20 Amp
Accessory: 20 Amp
EFI: 20 Amp
Unswitched: 10 Amp
EPS: 30 Amp
Drivetrain
Transmission Type
Automatic PVT
In-Line H-L-N-R-P
Transmission
Fluid Type / Fluid Capacity
Polaris AGL Plus
37 oz. (1100 ml)
Front Gearcase
Fluid Type / Fluid Capacity
Polaris Demand Drive Plus
9.3 oz. (275 ml)
Front Gearcase
ADC Reservoir Fluid Type
Polaris Demand Drive Plus
Rear Gearcase
Fluid Type / Fluid Capacity
Polaris ATV Angle Drive Fluid
7.1 oz. (210 ml)
Clutch Type PVT w/EBS
Belt 3211123
Steering / Suspension
Toe Out 1/4-1/2 in. (6.4-12.7 mm)
Front Suspension Dual A-arm
Front Travel 9 in. / 22.9 cm
Rear Suspension Dual A-arm w/Rolled IRS
Rear Travel 10.25 in. / 26 cm
Shock Preload Adjustment
Front / Rear
Cam Adjustable
Wheels / Brakes
Front Wheel Size / Bolt Pattern
Steel: 14 x 6 / 4-156
Aluminum: 14 x 5.5 / 4-156
Front Tire Model / Size
Maxxis AT / 26 x 8 - 14
Carlisle AT 489 II / 26 x 8 - 14
Rear Wheel Size / Bolt Pattern
Steel: 14 x 8 / 4-156
Aluminum: 14 x 7.5 / 4-156
Rear Tire Model / Size
Maxxis AT / 26 x 10 - 14
Carlisle AT 489 II / 26 x 10 - 14
Tire Air Pressure
Front: 7 psi (48 kPa)
Rear: 7 psi (48 kPa)
Brakes
Single Control
Hydraulic 3-Wheel Disc
Brake Fluid Polaris DOT 4 Brake Fluid
Altitude
Shift
Weight
Drive
Spring
Driven
Spring
Meters
(Feet)
0-1800
(0-6000)
24-63
5632215
Red / Wht
7043349
Red / Wht
3235088
1800-3700
(6000 - 12000)
24-60
5632216
Red / Wht
7043349
Red / Wht
3235088
1.8
GENERAL INFORMATION
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
MODEL: 2012 SPORTSMAN TOURING 850 HO / INT’L
MODEL NUMBER: . . . . . . . . . A12DN8EAF, AH, AR, FW
ENGINE NUMBER: . . . . . . . . 1204390
* Data based on EU Directive 76/432/EEC
Category Dimension
Length 86.5 in. / 219.7 cm
Width 47.6 in. / 121 cm
Height 58.25 in. / 148 cm
Wheel Base 57 in. / 145 cm
Ground Clearance 11.6 in. / 29.5 cm
Turning Radius 96 in. / 244 cm (unloaded)
Dry Weight 798 lbs. / 362 kg
Front Box Capacity 120 lbs. / 54 kg
Rear Rack Capacity 240 lbs. / 109 kg
Max. Weight Capacity 575 lbs. / 261 kg
Towing Capacity 1500 lbs. / 680 kg
Unbraked Trailer
Towing Capacity (EU)*
1995 lbs. / 905 kg
Hitch Tongue Weight 150 lbs. / 68 kg
1.9
GENERAL INFORMATION
1
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
2012 SPORTSMAN TOURING 850 HO / INT’L
TOURING MODELS: A12DN8EAF, AH, AR, FW
ENGINE NUMBER: 1204390
CLUTCH CHART
Engine
Platform Domestic Twin Cylinder, 4-Cycle
Engine Number 1204390 SPM850-12
Engine Displacement 850 cc
Number of Cylinders 2
Bore & Stroke (mm) 87 x 71.5 mm
Compression Ratio 11.0:1
Compression Pressure 210 - 250 psi
Engine Idle Speed 1200 ± 50 RPM
Engine Max RPM Limit 7600 RPM
Cooling System / Cap. Liquid Cooled / 2.7 qt. (2.6 l)
Overheat Warning Instrument Cluster Indicator
Lubrication Pressurized Wet Sump
Engine Oil Requirement PS-4 Plus / 2 qt. (1.9 l)
Exhaust System
Stainless Steel Dual Header Pipe
w/ Dual Outlet Silencer
Fuel System
Fuel System Type Bosch Multi-Port Sequential EFI
Throttle Body / Size Mikuni Dual Bore / 42 mm
Fuel Delivery Electronic Fuel Pump (in tank)
Fuel Pressure 43 psi (296.5 kPa)
Fuel Capacity 5.25 gal. (20 l)
Fuel Requirements 87 Octane (minimum)
Electrical
Alternator Output 475 W @ 1200 RPM / Peak 575 W
Voltage Regulator 3-Phase / 32 Amp
Head Lights
Pod: 12V / 50 Watts
Bumper: 12V / 50 Watts x 2
Brake Light 12V / 27 Watts
Tail Light 12V / 7 Watts
Starting System Electric
Ignition System Bosch EFI (ECU Controlled)
Spark plug / Gap REA6MC / .035 in. (.90 mm)
Battery / Model / AH / CCA YUASA / YTX20HL / 18 AH / 310
Instrumentation Digital / Analog
DC Outlet Standard
Relays
(Located in Relay/Fuse Box)
Chassis / Start Solenoid / Fan /
EFI / B. Lights / EPS / Rear Diff
Circuit Breaker Fan Motor: 10A
Fuses
(Located in Relay/Fuse Box)
Lights: 20 Amp
Drive: 20 Amp
Accessory: 20 Amp
EFI: 20 Amp
Unswitched: 10 Amp
EPS: 30 Amp
Drivetrain
Transmission Type
Automatic PVT
In-Line H-L-N-R-P
Transmission
Fluid Type / Fluid Capacity
Polaris AGL Plus
37 oz. (1100 ml)
Front Gearcase
Fluid Type / Fluid Capacity
Polaris Demand Drive Plus
9.3 oz. (275 ml)
Front Gearcase
ADC Reservoir Fluid Type
Polaris Demand Drive Plus
Rear Gearcase
Fluid Type / Fluid Capacity
Polaris ATV Angle Drive Fluid
7.1 oz. (210 ml)
Clutch Type PVT w/EBS
Belt 3211123
Steering / Suspension
Toe Out 1/4-1/2 in. (6.4-12.7 mm)
Front Suspension Dual A-arm
Front Travel 9 in. / 22.9 cm
Rear Suspension Dual A-arm w/Rolled IRS
Rear Travel 10.25 in. / 26 cm
Shock Preload Adjustment
Front / Rear
Cam Adjustable
Wheels / Brakes
Front Wheel Size / Bolt Pattern
Steel: 14 x 6 / 4-156
Aluminum: 14 x 5.5 / 4-156
Front Tire Model / Size
Maxxis AT / 26 x 8 - 14
Carlisle AT 489 II / 26 x 8 - 14
Rear Wheel Size / Bolt Pattern
Steel: 14 x 8 / 4-156
Aluminum: 14 x 7.5 / 4-156
Rear Tire Model / Size
Maxxis AT / 26 x 10 - 14
Carlisle AT 489 II / 26 x 10 - 14
Tire Air Pressure
Front: 7 psi (48 kPa)
Rear: 7 psi (48 kPa)
Brakes
Single Control
Hydraulic 3-Wheel Disc
Brake Fluid Polaris DOT 4 Brake Fluid
Altitude
Shift
Weight
Drive
Spring
Driven
Spring
Meters
(Feet)
0-1800
(0-6000)
24-63
5632215
Red / Wht
7043349
Red / Wht
3235088
1800-3700
(6000 - 12000)
24-60
5632216
Red / Wht
7043349
Red / Wht
3235088
1.10
GENERAL INFORMATION
9923809 - 2012-2013 Sportsman 850 Service Manual
© Copyright 2012 Polaris Sales Inc.
2013 SPECIFICATIONS
MODEL: 2013 SPORTSMAN XP 850 HO
MODEL NUMBER: . . . . . . . . . A13ZN85AA, AQ, AZ
ENGINE NUMBER: . . . . . . . . 1204616
MODEL: 2013 SPORTSMAN XP 850 HO EPS / INT’L
MODEL NUMBER: . . . . . . . . . A13ZN8EAH, AD, AL, AT, AK, FK
ENGINE NUMBER: . . . . . . . . 1204616
* Data based on EU Directive 76/432/EEC
Category Dimension
Length 83.25 in. / 211.5 cm
Width 47.6 in. / 121 cm
Height 50.75 in. / 129 cm
Wheel Base 53 in. / 135 cm
Ground Clearance 12 in. / 30.5 cm
Turning Radius 84 in. / 213 cm (unloaded)
Dry Weight 759 lbs. / 345 kg
Front Rack Capacity 120 lbs. / 54 kg
Rear Rack Capacity 240 lbs. / 109 kg
Max. Weight Capacity 575 lbs. / 261 kg
Towing Capacity 1500 lbs. / 680 kg
Hitch Tongue Weight 150 lbs. / 68 kg
Category Dimension
Length 83.25 in. / 211.5 cm
Width 47.6 in. / 121 cm
Height 50.75 in. / 129 cm
Wheel Base 53 in. / 135 cm
Ground Clearance 12 in. / 30.5 cm
Turning Radius 84 in. / 213 cm (unloaded)
Dry Weight 767 lbs. / 348 kg
Front Rack Capacity 120 lbs. / 54 kg
Rear Rack Capacity 240 lbs. / 109 kg
Max. Weight Capacity 575 lbs. / 261 kg
Towing Capacity 1500 lbs. / 680 kg
Unbraked Trailer
Towing Capacity (EU)*
1914 lbs. / 868 kg
Hitch Tongue Weight 150 lbs. / 68 kg
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