Illustrated Parts Manual RZT-L 42, 46, & 54-inch Cutting Decks CUB CADET LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 Printed In USA Form No.
To The Owner Thank You Thank you for purchasing a Cub Cadet Zero-Turn Tractor. It was carefully engineered to provide excellent performance when properly operated and maintained. All information in this manual is relative to the most recent product information available at the time of printing. Please be aware that this Illustrated Part’s Manual may cover a range of product specifications for various models. Components listed and/or illustrated in this manual may not be applicable to all models.
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Drive System 10 17 5 13 19 7 10 13 23 6 36 34 33 1 26 A 14 38 17 5 11 22 31 39 25 15 13 2 12 9 37 A 20 13 8 31 32 3 22 20 1 38 11 17 24 4/35 35 4 30 29 21 28 27 18 18 4 16
Drive System Ref. Part Number Description 1 918-04317 Wheel Hub Assembly 2 918-05128A Transmission Assembly, LH 3 918-05129A Transmission Assembly, RH 4 634-04293-0911 Complete Wheel, 18 x 8.5-8 (42” & 46) 5 703-08570 Transmission Mounting Bracket 6 703-08605 Idler Bracket 7 703-08613A Spring Mounting Bracket 8 703-08614A Transmission Bracket 9 703-08615A Transmission Bracket 10 710-0176 Hex Screw, 5/16-18 x 2.75 11 710-0395 Hex Screw, 5/16-18 x 2.
Frame & Electrical 18 19 24 20 23 22 21 9 27 10 9 17 21 4 9 3 25 13 10 9 26 9 9 9 10 2 12 9 15 5 8 4 10 9 29 28 10 29 7 1 6 6 16 14 10 11
Frame & Electrical Ref Part Number Description 1 603-05156A Muffler Shield Assembly 2 703-05383B Retainer Plate 3 703-09578B Frame Assembly 4 703-08555 Transmission Mounting Bracket 5 703-08558B Rear Bumper 6 703-08671A Muffler Mounting Shield Bracket, RH 7 703-08695 Muffler Mounting Shield Bracket, LH 8 703-09083 Muffler Shield 9 710-04484 Hex Washer Screw, 5/16-18 x .750 10 710-1652 Hex Washer Screw, 1/4-20 x .625 11 710-3005 Hex Screw, 3/8-16 x 1.
46/54inch decks only 26 14 Deck Lift 11 4 3 2 10 6 15 7 24 20 4 11 19 20 11 11 24 1 18 17 19 18 17 11 9 13 21 22 12 23 5 Ref Part Number 1 603-05107B 2 3 Description 8 25 Ref Part Number Deck Lift Plate, RH 14 916-0231 E-Type Ring, .750 603-05108B Deck Lift Plate, LH 15 720-04139B Grip, .
10 Engine Accessories (Kohler) 3 11 6 5 7 12 9 15 9 8 4 14 16 1 13 2 2 17 2 2 Ref. Part Number 1 710-0227 2 3 Description Ref. Part Number Description Hex Washer Screw, #8-18 x .500 10 731-1999 Choke Plug 710-04683C Hex Washer Screw, 3/8-16 x 1.00 11 731-09637 Throttle Control Knob 710-05070A Screw, 1/4-20 x .50 12 946-05145 Throttle/Choke Control Cable 4 710-1314A Socket Head Screw, 5/16-18 x .
Operator’s Platform 16 20 20 20 10 10 1 13 13 11 11 1 18 13 10 13 2 12 5 7 10 10 6 7 11 9 12 15 9 10 18 17 10 13 10 3 10 4 14 Part Number Ref. Part Number 1 703-08720A Rear Tank Bracket 11 710-05109 Hex Washer Screw, 5/16-14 x 1.00 2 703-09332A Rear Seatbox Brace 12 710-05424 Self Tapping Screw, 5/16-18 x .750 3 703-08762C Height Index Bracket 13 710-0607 Hex Washer Screw, 5/16-18 x .50 703-08902A Floor Board 14 710-1611B Screw, Self-Tapping, 5/16-18, 0.
Seat Adjustment 7 5 10 9 8 8 2 11 3 3 6 6 3 1 4 4 Ref. Part Number Description 1 703-08734 Seat Bracket 2 710-04482 Hex Flange Bolt, 3/8-16 x .875 3 710-04484 Hex Washer Screw, 5/16-18 x .750 4 712-04063 Flange Lock Nut, 5/16-18 5 732-04563 Compression Spring, .68 x 1.065 x .055 6 732-04849 Compression Spring, 1.50 x 3.90 x .200 7 757-04131 Seat 8 938-0296 Shoulder Screw, 5/16-18 x .437 x .
Front Axle 42” 7 9 1 6 3 10 11 14 7 14 4 12 7 2 5 8 13 15 17 12 Ref. Part Number 1 603-05134 2 Description 16 Ref. Part Number Description Front Axle 10 738-05091 Shoulder Spacer, 2.50 x .200 603-05057C Caster Wheel Bracket 11 736-05033A Wave Washer, 1.25 x 1.00 x .300 3 710-04576 Hex Cap Screw, 3/8-16 x 3.75 12 736-0745 Flat Washer, 1.010 x 1.56 x .060 4 710-06093 Hex Flange Screw, 3/8-16 x 2.
Front Axle 46/54” 8 10 1 7 3 11 12 14 8 14 13 5 8 2 6 9 4 16 17 Ref. Part Number 1 603-05135 2 Description 15 16 Ref. Part Number Description Front Axle 10 731-09347 Cap 603-05058B Caster Wheel Bracket 11 738-05091 Shoulder Spacer, 2.50 x .200 3 710-04576 Hex Cap Screw, 3/8-16 x 3.75 12 736-05033A Wave Washer, 1.25 x 1.00 x .300 4 710-04652 Hex Cap Screw, 1/2-20 x 7.25 13 736-0745 Flat Washer, 1.010 x 1.56 x .060 5 710-06093 Hex Flange Screw, 3/8-16 x 2.
Fuel Tank 6 7 4 5 3 2 1 14 Ref.
Fuel Tank (CA Models) 13 14 12 16 1 3 2 5 9 6 4 7 11 10 8 Ref. Part Number 1 951-05137 Fuel Tank Description 2 703-08769 Carbon Canister Bracket 3 710-04484 Hex Washer Screw, 5/16-18 x .750 4 710-3008 Hex Screw, 5/16-18 x .75 5 712-04063 Flange Lock Nut, 5/16-18 6 936-3008 Flat Washer, .344 x .750 x .
Controls 38 4 18 37 7 33 22 25 12 31 17 8 27 3 30 16 6 1 15 26 2 35 16 20 34 21 13 23 14 9 32 36 28 32 15 19 29 16 5 10 39 30 24 11
Controls Ref. Part Number 1 603-05124A Description Ref. Part Number Description RH Lapbar Lever Assembly 21 732-05075 Compression Spring, .45 x 3.215 732-1162 Extension Spring, .56 x 2.31 x .105 2 603-05126A LH Labpar Lever Assembly 22 3 603-05033A Lapbar Pivot Bracket 23 936-0140 Flat Washer, .385 x .62 x .063 4 703-09069 Brake Lever Actuator 24 736-0621 Washer, Wave, .785 x 1.0 x .012 5 703-09220 Brake Cable Bracket 25 936-3008 Flat Washer, .344 x .750 x .
42” Deck 2 9 16 22 20 11 28 46 15 41 45 41 2 38 12 44 37 10 31 40 27 27 6 6 5 24 35 11 8 44 43 36 21 30 18 23 18 19 4 9 29 7 34 35 26 17 1 9 49 48 14 51 13 47 15 15 25 33 32 3 18 50 45 39 23 42 15 16
42” Deck Ref. Part Number 1 903-05209 2 3 Description Ref. Part Number Description 42” Deck Assembly 27 736-0262 Flat Washer, .385 x .870 x .092 918-04822B Spindle Assembly 28 736-0322 Flat Washer, .450 x 1.25 x .164 631-04354B Chute Deflector Assembly 29 720-05010 Cap, .290 x .500 4 603-05215 Deck Lift Bracket 30 731-07487 Deck Wash Nozzle 5 703-08336C Pivot Idler Bracket 31 738-04162C Shoulder Spacer, .884 x .
46” Deck 39 40 39 40 4 12 52 13 22 13 22 51 53 49 38 15 37 26 10 4 23 14 23 18 34 8 29 19 16 14 6 21 33 43 13 11 1 5 42 47 27 11 28 7 20 28 32 32 12 12 20 31 24 17 11 45 48 3 34 46 49 2 25 9 41 50 35 30 44 4 36
46” Deck Ref. Part Number 1 903-05203 2 3 Description Ref. Part Number Description 46”Deck Assembly 28 938-04033 Shoulder Screw, .428 x .160, 5/16-18 903-05214 Deck Idler Assembly 29 738-04502 Shoulder Screw, 1/4-20 x 0.50 603-05215 Deck Lift Bracket 30 738-05132 Shoulder Spacer 4 918-05078A Spindle Assembly 31 938-3056 Shoulder Screw, .5 x 2.5 x 3/8-16 5 710-0376 Hex Cap Screw, 5/16-18 x 1.00 32 942-04244A Blade, 2 in 1, 23.25 6 710-1260A Hex Washer Screw, 5/16-18 x .
54” Deck 25 20 25 3 13 46 19 16 12 36 24 12 36 35 43 5 33 34 43 31 37 26 4 50 41 48 22 39 5 42 18 15 8 3 2 27 14 38 40 17 25 31 32 21 12 30 12 47 11 29 1 6 49 9 13 10 22 44 36 34 7 45 28 23
54” Deck Ref. Part Number Description Ref. Part Number Description 1 903-05205 54” Deck Assembly 26 738-05081 Shoulder Spacer 2 603-05216 Deck Lift Bracket 27 938-3056 Shoulder Screw, .5 x 2.5 x 3/8-16 3 918-06978 Spindle Assembly 28 942-05056A Blade, 18.67 4 903-05211 Idler Arm Assembly 29 747-05608 Deck Spring Rod 5 710-0347 Hex Cap Screw, 3/8-16 x 1.75 30 747-06292 Deck Hanger Rod 6 710-0376 Hex Cap Screw, 5/16-18 x 1.
Wiring Harness Schematic - 725-06284 24
Labels 777X46965 46” 777X46964 42” RZT L 46 RZT L 42 C OMMON PAR T S C OMMON PAR T S IT E M N U M B E R 942 -04 312 (X2 ) 942 -04 308 -X (X2 ) 95 4-040 33A 95 4-04 317A 759 -333 6 (X2 ) K H -32-88 3-09 -S 1 K H -12-050- 01-S K H -25-050 -22-S 1 58 oz / 10W -30 12 Vol ts IT E M N U M B E R 19B 7002 0100 19A 3000 6100 19A 70032100 490 -290- 0013 490 -850- 00 08 490 -850- 00 05 490 -325-002 0 490 -90 0- 004 5 490 -90 0- 00 62 490- 00 0- 0028 22 216 Blade(s) Extreme Blade(s) Deck belt(s) Drive belt(s) Spa
LH Transmission 618-05128A 54 138 34 33 59 32 31 30 16 29 15 28 18 51 50 34 55 27 49 7 200 24 53 46 47 140 48 5 100 45 1 19 41 2 4 43 44 35 41 6 Items Not Shown: 52 HG-70853 Seal Kit 42 9 57 39 36 26 131 37 38 40 61 135
LH Transmission 618-05128A Ref. Part Number Description Ref. Part Number Description 1 HG-71097 Kit, Housing, Main, LH 40 HG-51069 Washer, .71 x 1.16 x .04 2 HG-70983L Kit, Housing, Side, LH 41 HG-50132 Washer 4 HG-70723 Kit, Block, 7 Piston 42 HG-51129 Gear, 10T/48T 5 HG-52527 Spacer, .320 x 1.005 x .
RH Transmission 618-05129A 54 33 32 31 34 59 138 16 30 55 200 140 131 24 15 29 14 7 5 28 135 27 50 19 51 49 100 41 43 42 44 41 1 2 35 47 53 48 4 35 9 6 45 46 57 40 36 37 28 38 39 61 Items Not Shown: 52 HG-70853 Seal Kit 34
RH Transmission 618-05129A Ref. Part Number Description Ref. Part Number Description 1 HG-71098 Kit, Housing, Main, RH 40 HG-51069 Washer, .71 x 1.16 x .04 2 HG-70983R Kit, Housing, Side, RH 41 HG-50132 Washer 4 HG-70723 Kit, Block, 7 Piston 42 HG-51129 Gear, 10T/48T 5 HG-52527 Spacer, .320 x 1.005 x .
Kohler KT730-3012 Crankcase 17 13 18 15 14 1 3 2 11 10 8 16 7 9 12 6 5 4 30
Kohler KT730-3012 Crankcase Ref. Part Number Description 1 KH-24-126-243-S Oil Fill Tube Bracket 2 KH-24-380-16-S Locating Pin 3 KH-24-032-19-S Oil Seal, 1.78 x 1.26 4 KH-24-018-01-S Piston Pin Retainer 5 KH-25-108-01-S Piston Ring Set (STD) — KH-25-108-02-S Piston Ring Set (.08) — KH-25-108-03-S Piston Ring Set (.25) — KH-25-108-04-S Piston Ring Set (.50) 6 KH-25-874-13-S Piston Kit w/ Ring (STD) (Inc. 4 & 5) — KH-25-874-15-S Piston Kit w/ Ring (.
Kohler KT730-3012 Head/Valve/Breather 23 22 28 29 31 20 25 19 18 8 6 7 9 3 5 9 4 1 30 11 21 27 32 17 26 15 2 12 16 10 13 14 24 18 32 1
Kohler KT730-3012 Head/Valve/Breather Ref. Part Number Description 1 KH-32-841-02-S Cylinder Head Gasket Kit (Inc. Head Mounting Hardware) 2 KH-62-086-08-S Flange Screw, M10 x 1.5 x 90 3 KH-32-017-01-S Intake Valve 4 KH-32-016-01-S Exhaust Valve 5 KH-275067 Spacer (.
Kohler KT730-3012 Oil Pan/Lubrication 10 9 6 8 13 7 14 12 5 4 3 1 2 Ref. 34 Part Number Description 1 KH-24-086-17-S Flange Screw, M8 x 1.25 x 45 2 KH-25-032-06-S Oil Seal, 2.38 x 1.
Kohler KT730-3012 Crankshaft 1 2 Ref.
Kohler KT730-3012 Ignition/Electrical 10 4 6 7 8 9 17 13 16 5 14 11 18 11 15 2 1 3 12 36
Kohler KT730-3012 Ignition/Electrical Ref.
Kohler KT730-3012 Blower Housing & Baffles 13 14 2 11 2 3 3 1 1 4 10 3 3 12 8 7 5 3 7 6 9 7 1 12 3 3 38 8
Kohler KT730-3012 Blower Housing & Baffles Ref.
Kohler KT730-3012 Engine Controls 5 18 15 23 22 24 6 16 2 4 26 19 9 14 7 3 11 1 21 12 8 17 13 40 10 25 20
Kohler KT730-3012 Engine Controls Ref.
Kohler KT730-3012 Air Intake/Filtration 4 7 3 5 6 2 1 Ref.
Kohler KT730-3012 Starting System 2 1 Ref. Part Number Description 1 KH-32-098-04-S Starter Assembly 2 KH-M-851080-S Flange Screw, M8 x 1.
Kohler KT730-3012 Fuel System 14 15 17 5 16 11 10 4 5 1 7 13 2 7 3 9 12 8 6 44 Ref. Part Number 1 KH-25-072-25-S 2 3 Ref. Part Number Stud 10 KH-24-393-16 Fuel Pump KH-25-086-398-S Thread Forming Screw 11 KH-25-086-400-S Thread Forming Screw KH-M-641060-S Flange Nut, M6 x 1.
Kohler KT730-3012 Labels 2 1 3 Artwork is representative. Ac Ref. Part Number r.
Kohler KT735-3013 Crankcase 17 13 18 15 14 1 3 2 11 10 8 16 7 9 12 6 5 4 46
Kohler KT735-3013 Crankcase Ref. Part Number Description 1 KH-24-126-243-S Oil Fill Tube Bracket 2 KH-24-380-16-S Locating Pin 3 KH-24-032-19-S Oil Seal, 1.78 x 1.26 4 KH-24-018-01-S Piston Pin Retainer 5 KH-25-108-01-S Piston Ring Set (STD) — KH-25-108-02-S Piston Ring Set (.08) — KH-25-108-03-S Piston Ring Set (.25) — KH-25-108-04-S Piston Ring Set (.50) 6 KH-25-874-13-S Piston Kit w/ Ring (STD) (Inc. 4 & 5) — KH-25-874-15-S Piston Kit w/ Ring (.
Kohler KT735-3013 Head/Valve/Breather 23 22 28 29 31 20 25 19 18 8 6 7 9 3 5 9 4 1 30 11 21 27 32 17 26 15 2 12 16 10 13 14 24 18 48 1
Kohler KT735-3013 Head/Valve/Breather Ref. Part Number Description 1 KH-32-841-02-S Cylinder Head Gasket Kit (Inc. Head Mounting Hardware) 2 KH-62-086-08-S Flange Screw, M10 x 1.5 x 90 3 KH-32-017-01-S Intake Valve 4 KH-32-016-01-S Exhaust Valve 5 KH-275067 Spacer (.
Kohler KT735-3013 Oil Pan/Lubrication 10 9 6 8 13 7 14 12 5 4 3 1 2 Ref. 50 Part Number Description 1 KH-24-086-17-S Flange Screw, M8 x 1.25 x 45 2 KH-25-032-06-S Oil Seal, 2.38 x 1.
Kohler KT735-3013 Crankshaft 1 2 Ref.
Kohler KT735-3013 Ignition/Electrical 10 4 6 7 8 9 17 13 16 5 14 11 18 11 15 2 1 3 12 52
Kohler KT735-3013 Ignition/Electrical Ref.
Kohler KT735-3013 Blower Housing & Baffles 13 2 11 2 3 3 1 1 4 10 3 3 12 8 7 5 3 7 6 9 7 1 12 3 3 54 8
Kohler KT735-3013 Blower Housing & Baffles Ref.
Kohler KT735-3013 Engine Controls 5 18 15 23 22 24 6 16 2 4 26 19 9 14 7 3 11 1 21 12 8 17 13 56 10 25 20
Kohler KT735-3013 Engine Controls Ref.
Kohler KT735-3013 Air Intake/Filtration 4 7 3 5 6 2 1 Ref.
Kohler KT735-3013 Starting System 2 1 Ref. Part Number Description 1 KH-32-098-04-S Starter Assembly 2 KH-M-851080-S Flange Screw, M8 x 1.
Kohler KT735-3013 Fuel System 14 15 17 5 16 11 4 10 5 1 7 13 2 7 3 9 12 8 6 60 Ref. Part Number 1 KH-25-072-25-S 2 3 Ref. Part Number Stud 10 KH-24-393-16 Fuel Pump KH-25-086-398-S Thread Forming Screw 11 KH-25-086-400-S Thread Forming Screw KH-M-641060-S Flange Nut, M6 x 1.
Kohler KT735-3013 Labels 2 1 3 Artwork is representative. Ac Ref. Part Number r.
Notes 62
Notes 63
NUI NE E G T S FA CT OR Y PAR To order replacement parts, call a Customer Support Representative at (800) 965-4CUB. Locate your nearest Cub Cadet dealer at (877) 282-8684 or visit www.cubcadet.com to find the nearest Cub Cadet dealer in your area. CUB CADET LLC, P.O.
