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STIHL FS91R Parts

STIHL FS91R Trimmer

Parts for the STIHL FS91R Trimmer: every OEM part number by type, with the parts we stock ready to order online. Ships nationwide; free shipping on orders of $125 or more.

Serial numbers covered: 0000000000 – 9999999999. STIHL changes parts between serial ranges, so check the serial plate on your machine and look up your exact serial number before ordering.
196 OEM part numbers68 in stock to order onlineFree shipping $125+

Shop FS91R Parts

Part Type
All part types 68Filters 1Spark Plugs & Ignition 2Tires & Wheels 1Bearings & Bushings 1Cables 1Carburetor & Fuel 8Engine Parts 9Seals & Gaskets 5Electrical & Switches 1Drive & Hydraulics 6Handles & Controls 4Deck & Body Parts 6Hardware 17Oil & Lubricants 1Maintenance Kits 1
STIHL 36RM84 saw chain loop

AIR FILTER FC9196/111FS91/111KM91/111HT103
STIHL 36RM84 saw chain loop

IGNITION MODULE HT 103/133
STIHL 36RM84 saw chain loop

SPARK PLUG CONTACT SPRING
STIHL 36RM84 saw chain loop

CAM WHEEL (FS110)
STIHL 36RM84 saw chain loop

BUSHING (FS110)
STIHL 36RM84 saw chain loop

THROTTLE CABLE (R VERSIONS) FC/FS/KM/91/96/111/131/HT103/10
STIHL 36RM84 saw chain loop

CAP PRIMER BULB
STIHL 36RM84 saw chain loop

CHOKE LEVER KIT
STIHL 36RM84 saw chain loop

THROTTLE TRIGGER FS 94
STIHL 36RM84 saw chain loop

TANK VENT
STIHL 36RM84 saw chain loop

CARBURETOR KIT FC91/96/111/FS91/111/KM91/111/H
STIHL 36RM84 saw chain loop

CARBURETOR 4180/18
STIHL 36RM84 saw chain loop

HOSE R3 3.1X5.7X10M (black 33ft) FUEL LINE
STIHL 36RM84 saw chain loop

FUEL TANK FC/FS/KM/91/96/111/131/311HT103
STIHL 36RM84 saw chain loop

PUSHROD (FS110)
STIHL 36RM84 saw chain loop

PAWL
STIHL 36RM84 saw chain loop

VALVE CLEARANCE SETTING KIT
STIHL 36RM84 saw chain loop

STARTER CUP
STIHL 36RM84 saw chain loop

VALVE LIFTER (FS110)
STIHL 36RM84 saw chain loop

CRANKCASE SEALANT DIRKO
STIHL 36RM84 saw chain loop

ENGINE PAN (FS110)
STIHL 36RM84 saw chain loop

FAN HOUSING
STIHL 36RM84 saw chain loop

SHORTBLOCK ENGINE FS 89/91 FS KM FC 91
STIHL 36RM84 saw chain loop

GASKET (FS110)
STIHL 36RM84 saw chain loop

GASKET FC91/96/111FS91/111KM91/111HT10
STIHL 36RM84 saw chain loop

GASKET
STIHL 36RM84 saw chain loop

GASKET (FS110)
STIHL 36RM84 saw chain loop

OIL SEAL 12X22X7 FS 110
STIHL 36RM84 saw chain loop

REWIND STARTER (COMPLETE) FC/FS/KM/91/96/111/131/311HT103
STIHL 36RM84 saw chain loop

CLUTCH SPRING (FS110)
STIHL 36RM84 saw chain loop

DRIVE SHAFT SOLID DRIVE SHAFT
STIHL 36RM84 saw chain loop

CLUTCH DRUM FS 94
STIHL 36RM84 saw chain loop

CLUTCH ASSEMBLY ALL 4180 SERIES
STIHL 36RM84 saw chain loop

HOSE R5 VITON 3.28ft 3.1X5.7 MM X 1 M R5
STIHL 36RM84 saw chain loop

GEAR HEAD FC/FS/KM/91/96/111/131/311
STIHL 36RM84 saw chain loop

STARTER GRIP
STIHL 36RM84 saw chain loop

TRIGGER INTERLOCK FS 94
STIHL 36RM84 saw chain loop

SET LOOP HANDLE FS91/111/131KM91/111/131
STIHL 36RM84 saw chain loop

CONTROL HANDLE FC/FS/KM/91/96/111/131HT103/133
STIHL 36RM84 saw chain loop

PLUG
STIHL 36RM84 saw chain loop

FILLER CAP BG 55/85
STIHL 36RM84 saw chain loop

COVER PLATE (HL 45)
STIHL 36RM84 saw chain loop

RIDER PLATE FS 91/111/131
STIHL 36RM84 saw chain loop

THRUST PLATE (FS55)
STIHL 36RM84 saw chain loop

DRIVE TUBE ASSY. 25.4MM 1" FS 80859091100110111
STIHL 36RM84 saw chain loop

HEXAGON NUT DIN934-M5-10
STIHL 36RM84 saw chain loop

HEXAGON NUT DIN934-M8X1-10
STIHL 36RM84 saw chain loop

LEG SPRING

STIHL FS91R OEM Parts List by Type

Every part number on the STIHL FS91R parts list. Part numbers with a Shop button are in stock online; for any other number, search it at the top of the page or ask us and we'll order it.

FS91R Filters
Part #DescriptionQtySerials
4180-141-0300AIR FILTER1allShop
1123-121-7800STRAINER1all
FS91R Spark Plugs & Ignition
Part #DescriptionQtySerials
4180-400-1320IGNITION MODULE1allShop
0000-998-0604SPARK PLUG CONTACT SPRING1allShop
0000-405-1005SPARK PLUG BOOT1all
0000-400-7027SPARK PLUG STIHL ZK H 101all
0000-400-7028SPARK PLUG STIHL ZK H 10, PACK OF 401all
FS91R Tires & Wheels
Part #DescriptionQtySerials
4180-030-1800CAM WHEEL1allShop
FS91R Spindles
Part #DescriptionQtySerials
1120-121-9200SPINDLE1all
FS91R Bearings & Bushings
Part #DescriptionQtySerials
9503-003-9853GROOVED BALL BEARING 609-2Z2all
9503-003-6440GROOVED BALL BEARING 6201-2RS1all
9503-003-0060GROOVED BALL BEARING 6291all
FS91R Cables
Part #DescriptionQtySerials
4180-180-1110THROTTLE CABLE1allShop
FS91R Carburetor & Fuel
Part #DescriptionQtySerials
4180-120-0618CARBURETOR 4180/181allShop
Z000-042-K001CHOKE LEVER KIT1allShop
4180-350-0434FUEL TANK1allShop
4180-007-1035SET OF CARBURETOR PARTS1allShop
0000-350-5807TANK VENT1allShop
4149-182-1000THROTTLE TRIGGER1allShop
Z010-001-K017CARBURETOR REPAIR KIT RB-2871all
4180-121-3005CHOKE SHAFT1all
4180-121-2901CHOKE SHUTTER1all
4229-121-5000INLET CONTROL LEVER1all
Z000-018-Z000INLET NEEDLE1all
1141-121-4730METERING DIAPHRAGM1all
4180-120-7107THROTTLE SHAFT WITH LEVER1all
4180-121-3300THROTTLE SHUTTER1all
FS91R Engine Parts
Part #DescriptionQtySerials
4180-038-1900CAM FOLLOWER2allShop
4180-021-2500ENGINE PAN1allShop
4180-020-0204ENGINE Ø 38 MM1allShop
4180-080-1819FAN HOUSING1allShop
4116-195-7200PAWL1allShop
4180-038-2600PUSHROD2allShop
0000-961-0601RING2allShop
4223-195-0600STARTER CUP1allShop
0000-930-2211STARTER ROPE Ø 3 MM X 60.8 M1allShop
4180-007-1005VALVE CLEARANCE SETTING KIT1allShop
0000-997-3101COMPRESSION SPRING1all
4180-030-0410CRANKSHAFT1all
4180-020-1208CYLINDER WITH PISTON Ø 38 MM1all
4180-400-1200FLYWHEEL1all
4137-034-1500PISTON PIN 8X5X221all
4180-034-3002PISTON RING Ø 38X1.2 MM2all
4180-030-2007PISTON Ø 38 MM1all
4282-038-1000ROCKER ARM2all
0000-350-0900ROPE1all
4128-195-0400ROPE ROTOR1all
4180-122-3601SEALING RING1all
9636-815-0270SEALING RING 5X9X11all
9463-650-0805SNAP RING 8X0.72all
0000-930-2208STARTER ROPE Ø 3 MM X 30.5 M1all
0000-195-8203STARTER ROPE Ø 3X850 MM1all
4180-025-2010VALVE2all
4180-025-1100VALVE COVER1all
4180-025-1600VALVE SPRING2all
FS91R Seals & Gaskets
Part #DescriptionQtySerials
4180-029-0500GASKET1allShop
4114-149-1205GASKET1allShop
4180-129-0907GASKET1allShop
4180-129-0900GASKET1allShop
9639-003-1231OIL SEAL 12X22X72allShop
1141-129-0900METERING GASKET1all
4180-149-0600MUFFLER GASKET1all
9645-951-3890O-RING 35X3-FPM 801all
4180-007-1036SET OF GASKETS1all
FS91R Electrical & Switches
Part #DescriptionQtySerials
4180-190-4002REWIND STARTER1allShop
4116-792-4300CLAMPING WIRE1all
4119-792-4300CLAMPING WIRE1all
4119-792-4305CLAMPING WIRE1all
4148-353-2700CONNECTOR2all
4180-893-6400SETTING GAUGE1all
4180-190-0401STARTER COVER1all
FS91R Drive & Hydraulics
Part #DescriptionQtySerials
4180-160-2000CLUTCH1allShop
4149-160-2902CLUTCH DRUM1allShop
4137-711-3200DRIVE SHAFT1allShop
4180-640-0114GEAR HEAD1allShop
0000-937-5004HOSE 3.1X5.7 MM X 1 M, R51allShop
0712-923-8004HOSE 3.1X5.7 MM X 10 M, R31allShop
4180-160-2250CLUTCH1all
4180-642-0602DRIVE SHAFT1all
4180-358-7702HOSE1all
0000-930-2803HOSE 3.1X5.7 MM X 1 M, R31all
4144-791-9400HOSE CLAMP2all
4180-141-8602IMPULSE HOSE1all
4180-121-4802PUMP DIAPHRAGM1all
4180-129-0908PUMP GASKET1all
4180-120-9704PUMP PISTON KIT1all
FS91R Handles & Controls
Part #DescriptionQtySerials
4180-790-1314CONTROL HANDLE1allShop
4149-182-0800LOCKOUT LEVER1allShop
4180-790-3408LOOP HANDLE1allShop
4140-195-3400STARTER GRIP1allShop
4180-790-0301HANDLE1all
4180-121-6601LEVER1all
4149-182-2801LEVER1all
4149-182-2800LEVER1all
FS91R Deck & Body Parts
Part #DescriptionQtySerials
4226-121-2700CAP1allShop
4137-710-7100DRIVE TUBE ASSEMBLY Ø 25.4 MM X 1.5 M / 1" X 59 3/50"1allShop
4140-121-0800END COVER1allShop
0000-350-0527FILLER CAP1allShop
4180-710-8500RIDER PLATE1allShop
4137-710-3800THRUST PLATE1allShop
4180-038-1301COVER1all
4180-162-1000COVER WASHER2all
4180-350-6502COVER.1all
4137-710-7108DRIVE TUBE ASSEMBLY Ø 25.4 MM / 1" X 1.5 M / 59 1/16"1all
4180-121-0803END COVER1all
4180-967-1556MODEL PLATE FS 91 R1all
4137-711-2101PLUG2all
0000-790-3901TRANSPORT GUARD1all
4147-717-3000TRANSPORT GUARD1all
4119-790-3901TRANSPORT GUARD Ø 2251all
4119-790-3906TRANSPORT GUARD Ø 2601all
4116-790-3901TRANSPORT GUARD Ø 3501all
FS91R Hardware
Part #DescriptionQtySerials
4180-791-9403CLAMP1allShop
4126-642-7600COLLAR NUT M10X1 L/H THREAD1allShop
9210-261-0700HEXAGON NUT M51allShop
9210-261-1140HEXAGON NUT M8X11allShop
4180-448-1201LEAD RETAINER1allShop
9022-341-0980PAN HEAD SCREW IS M5X161allShop
9022-341-1370PAN HEAD SCREW IS M6X302allShop
9074-478-3025PAN HEAD SCREW IS P4X164allShop
9075-478-3018PAN HEAD SELF-TAPPING SCREW IS-D4X184allShop
9075-478-4159PAN HEAD SELF-TAPPING SCREW IS-D5X244allShop
4119-713-6500PLUG SCREW1allShop
4180-190-0600REWIND SPRING1allShop
9022-341-0960SPLINE SCREW IS-M5X122allShop
9022-346-1070SPLINE SCREW IS-M5X301allShop
9022-341-1220SPLINE SCREW IS-M5X481allShop
1118-195-3500SPRING1allShop
0000-997-5902TENSION SPRING1allShop
4128-182-4501TORSION SPRING1allShop
0000-958-0923WASHER1allShop
1125-122-4200CLAMP1all
1120-122-6601COLLAR SCREW1all
4180-038-1700COLLAR SCREW M52all
4149-442-1601CONTACT SPRING1all
4149-442-1600CONTACT SPRING1all
1125-122-9001E-CLIP1all
4282-122-9000E-CLIP1all
4147-122-9001E-CLIP1all
0000-951-0600HEXAGON HEAD SCREW M62all
9216-261-0700HEXAGON NUT M52all
4180-122-6706HIGH SPEED SCREW1all
Z010-035-A005IDLE SPEED SCREW ASSY1all
4180-038-2700LOCK NUT M52all
4130-893-7800LOCKING PIN1all
4180-122-6805LOW SPEED SCREW1all
9075-478-4175PAN HEAD SELF-TAPPING SCREW IS-D5X281all
9075-478-4718PAN HEAD SELF-TAPPING SCREW IS-D6X321all
9074-478-2970PAN HEAD SELF-TAPPING SCREW IS-P4X101all
9074-478-2967PAN HEAD SELF-TAPPING SCREW IS-P4X101all
4180-038-0801PIN 5X282all
4180-641-0800RETAINING PLUG1all
9416-868-6650RIVET 6.5X0.5X8.81all
1125-122-7403ROUND HEAD SCREW2all
4242-122-7100SCREW2all
0000-122-7101SCREW1all
4140-122-7100SCREW4all
0000-951-1114SCREW M5X123all
9039-448-0656SELF-TAPPING SCREW M4X9.61all
9022-341-1371SPLINE SCREW IS-M6X301all
4180-122-3007SPRING1all
4180-122-3008SPRING1all
4180-122-3006SPRING1all
1120-122-3004SPRING1all
4180-025-3000SPRING RETAINER PLATE2all
9222-068-0900SQUARE NUT M62all
4123-791-7400STRAP2all
4149-182-4500TORSION SPRING1all
4180-121-8601WASHER2all
4180-121-8602WASHER1all
0000-958-1000WASHER 16X10X0.52all
9291-021-0100WASHER 4.32all
9291-021-0140WASHER 6.41all
FS91R Oil & Lubricants
Part #DescriptionQtySerials
0781-120-1117GEARBOX GREASE (80G TUBE)1allShop
0781-120-1110MULTIPURPOSE GREASE 225 G1all
FS91R Maintenance Kits
Part #DescriptionQtySerials
4180-007-1042SERVICE KIT1allShop
FS91R Other Parts
Part #DescriptionQtySerials
9455-621-0750CIRCLIP 9X11allShop
4137-711-7300FLEXIBLE LINER 1455 MM1allShop
0783-830-2000SEALANT, DIRKO HT RED1allShop
9991-003-5087SLEEVE 7.5X6.82allShop
4130-790-8450BOW1all
9457-621-4482CIRCLIP1all
9455-621-1130CIRCLIP 12X11all
9456-621-2660CIRCLIP 24X1.21all
9456-621-3600CIRCLIPS 32X1,21all
4180-120-2209FLANGE1all
4180-352-8100INSERT2all
4180-405-8000INSULATOR1all
0000-790-8801LOOP1all
0000-350-3521PICKUP BODY1all
4180-791-9303RUBBER INSERT1all
4180-640-7301SET OF PINIONS1all
4180-038-2000SLEEVE2all
0000-711-2500SLEEVE1all
0000-967-7253WARNING PICTOGRAM FS1all
0000-967-7254WARNING PICTOGRAM FS1all

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