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Parts Manual
2003 Rapid
Series Lawn Tractor & Mower Deck
18HP Tractors
Mfg. No. Description
1694375 2003 Rapid, 18HP Hydro (CE)
Mower Decks
Mfg. No. Description
1694338 40" Mower Deck
Rev. 02/2003
TP 400-3823-00-BR-UV
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Table Of Contents TRACTOR / MOWER DECK COMPONENTS PAGES Frame & Front Axle Group .................................................................................................... 2 Steering Group ...................................................................................................................... 4 Engine Group - 18HP Briggs & Stratton ................................................................................ 6 Transmission Group - Tuff Torq K46Q .......................
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Frame & Front Axle Group 985880 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 8 5 7 6 4 Torque to 150 ft. lbs. (202 Nm) 9 Torque to 3 2 1 22-40 ft. lbs. Torque to (30-54 Nm) 150 ft. lbs. 12 (202 Nm) 14 1 Torque to 13 ft. lbs. 15 27 10 13 2 Torque to 16 55-60 ft. lbs. 26 18 Torque to 15 11 (74-81 Nm) 17 50-57 ft. lbs. 18 31 20 (48-56 Nm) Service Kit 30 20 1686943 19 29 33 34 29 35 22 32 36 33 29 29 28 1 24 33 38 1 23 37 25 Torque to 21 22-40 ft. lbs. (30-
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Frame & Front Axle Group REF NO. PART NO. QTY. DESCRIPTION 1 1930645 7 NUT, Hex Flange Lock, 3/8-16 2 1960035 2 WASHER 3 960646 1 NUT, Hex Flange, 5/8-11 4 1722212 1 PLATE, Axle 5 1724081 1 TOWER & SUPPORT ASSEMBLY 6 1923683 4 CAPSCREW, Hex Head Taptite, 3/8-16 x 3/4 7 1723528 1 SUPPORT 8 1664847 4 CAPSCREW, Hex Head Taptite, 5/16-18 x 3/4 9 1721572 1 FRAME ASSEMBLY 10 960645 1 CAPSCREW, 5/8-11 x 3-1/2 11 1933260 4 CAPSCREW, Hex Head, Flange Lock, 3/8-16 x 3/4 12 1722541 1 LINK, Drag 13 1919262
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Steering Group 986091 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 2 Steering cap snaps over 1 steering wheel. 3 7 4 19 5 6 21 18 20 8 17 7 9 10 16 5 11 Torque to 36-44 ft/lbs (49-59 Nm.) Bearing mounts 7 below frame. Slide pinion into gear before 12 tightening nuts. Torque to 13 11 ft/lbs Torque to (15 Nm.) 19.5 ft/lbs 15 (26 Nm.) 14 The above parts group applies to the following Mfg. Nos.: 1694375 - 2003 Rapid © Copyright 200 3 Simplicity
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Steering Group REF NO. PART NO. QTY. DESCRIPTION 1 1722318 1 STEERING WHEEL, Straight Shaft 2 1722319 1 CAP-STEERING WHEEL 3 1960540 1 PIN, Spring 4 1722749 1 COVER, Black Rubber 5 176440 2 BUSHING 6 1721736 1 PLATE, Mounting Steering 7 1960114 6 WASHER 8 1933260 2 CAPSCREW, Hex Head Flange Lock, 3/8-16 x 3/4 9 1931211 2 NUT, Hex Whiz Lock, 3/8-16 10 1722459 1 BEARING 11 1722461 1 SPACER 12 1724470 1 GEAR & SHAFT ASSEMBLY 13 1960032 1 CAPSCREW, Hex Head, 3/8-16 x 1-1/4 14 1930645 1 NUT, Hex Fla
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Engine Group - 18HP Briggs & Stratton 986012 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 10 7 9 8 4 6 5 2 11 Torque to 1 18 ft/lbs. 3 13 14 15 12 32 30 31 27 15 16 28 30 16 Note: 29 Orentation 27 of All Keys 22 RH Rear 25 24 26 Torque to 19-23 ft/lbs. 17 Tie clutch wire 21 to spring away 18 from pulley. 20 19 23 Torque to 45-50 ft/lbs. The above parts group applies to the following Mfg. Nos.: 1694375 - 2003 Rapid © Copyright 200 3 Simplicity M
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Engine Group - 18HP Briggs & Stratton REF NO. PART NO. QTY. DESCRIPTION 1 1721706 1 MUFFLER 2 * 2 GASKET 3 * 4 CAPSCREW 4 1723165 1 HOSE, Oil Drain 5 1722779 1 DECAL, 18HP 6 * 1 ENGINE, 18 HP Briggs & Stratton INTEK TWIN, Model 406777, Type 0162E1 7 1719847 1 SEAL, Circle 8 1722388 1 BULKHEAD 9 1925003 2 CAPSCREW, Hex Head Taptite, 1/4-20 x 1/2 10 1721950 1 CONTROL, Throttle Double 39" Long w/Knobs 11 1701011 1 TIE 12 934683 2 CLIP, Wire 13 960112 2 CLAMP, Hose Type E 14 1718678 1 HOSE, 58" Lon
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Transmission Group - Tuff Torq K46Q 986231 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 14 9 Rear frame 15 hitch 10 8 11 12 7 16 15 6 17 4, 5 18 13 3 9 2 10 19 21 7 20 31 1 13 46 22 6 23 Spring to be compressed 9 to 2.50" - 2.62" (6.4cm - 6.7 cm)when brake is locked. 44 24 25 45 43 27 42 40 26 28 26 41 30 39 32 29 10 26 27 21 32 26 38 36 See Control 26 32 Group 21 32 34 32 33 10 35 37 The above parts group applies to the following Mfg. Nos.: 1694375 - 2
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Transmission Group - Tuff Torq K46Q REF NO. PART NO. QTY. DESCRIPTION 1 1920397 2 NUT, Hex Lock ESNA, 1/4-20 2 1960654 2 SCREW, Phillips Head, 1/4-20 x 1-1/4 3 1704351 15 FASTENER, Panel 4 1722173 1 PAD, Footrest, RH 5 1722174 1 PAD, Footrest, LH 6 176440 2 BUSHING 7 1667812 2 SPACER 8 174561 1 PULLEY, 3" OD 9 1919439 3 NUT, Hex Lock ESNA, 3/8-16 10 1924940 3 WASHER 11 1723035 1 SUPPORT, Transmission, RH 12 1723037 1 BRACKET, Chute 13 1931355 2 CARRIAGE BOLT, 3/8-16 x 2-1/4 14 1921176 1 CAPSCREW
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Transmission Group - Tuff Torq K46Q 986231 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 14 9 Rear frame 15 hitch 10 8 11 12 7 16 15 6 17 4, 5 18 13 3 9 2 10 19 21 7 20 31 1 13 46 22 6 23 Spring to be compressed 9 to 2.50" - 2.62" (6.4cm - 6.7 cm)when brake is locked. 44 24 25 45 43 27 42 40 26 28 26 41 30 39 32 29 10 26 27 21 32 26 38 36 See Control 26 32 Group 21 32 34 32 33 10 35 37 The above parts group applies to the following Mfg. Nos.: 1694375 - 2
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Transmission Group - Tuff Torq K46Q REF NO. PART NO. QTY. DESCRIPTION 41 1918447 1 PIN, Cotter 42 1922755 1 WASHER 43 1723267 1 BRACKET & PIN ASSEMBLY 44 8191045 1 SPRING, Compression 45 1960103 1 WASHER 46 1960637 4 NUT, Hex KEPS, 3/8-16 Footnotes The above parts group applies to the following Mfg. Nos.: 1694375 - 2003 Rapid © Copyright 200 3 Simplicity Manufacturing, Inc. All Rights Reserved. 11 TP 400-3823-00-BR-UV
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle 1721022 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 1 2 3 5 4 85 84 6 7 86 83 83 14 87 82 15 8 11 25 12 16 9 24 19 13 17 80 10 18 20 6 6 16 21 81 74 74 22 79 79 20 23 23 78 77 73 24 25 76 72 THICKER PLATE 71 75 70 66 26 64 69 68 62 61 1 67 28 27 59 65 63 60 29 58 33 34 30 31 36 52 PLATE OF SMALLER INNER DIA. 37 SHOULD CONTACT PISTONS. 38 31 39 31 35 32 45 47 SEAL SIDE; OUTER 40 48 49 41 44 43 42 51 4
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle REF NO. PART NO. QTY. DESCRIPTION 1 1724316 2 SNAP RING 2 1724313 1 PULLEY 3 1724315 1 LOCK WASHER 4 1724314 1 FAN 5 1724312 2 SPLINE COLLAR 6 1718076 3 RING, "E" 7 1724291 1 PUMP SHAFT 8 1724283 1 SEAL 9 1708650 1 RING, Snap 10 1718083 1 BEARING 11 1724282 1 SEALING CAP 12 1724279 2 MAGNET 13 1724337 1 HOLDER, MAGNET 14 1718052 1 VENT VALVE 15 1724334 1 RESERVOIR TANK 16 1724336 2 MINIATURE CLAMP 17 1724339 1 SUPPORT 18 1724335 1 TUBE 19 17
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle 1721022 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 1 2 3 5 4 85 84 6 7 86 83 83 14 87 82 15 8 11 25 12 16 9 24 19 13 17 80 10 18 20 6 6 16 21 81 74 74 22 79 79 20 23 23 78 77 73 24 25 76 72 THICKER PLATE 71 75 70 66 26 64 69 68 62 61 1 67 28 27 59 65 63 60 29 58 33 34 30 31 36 52 PLATE OF SMALLER INNER DIA. 37 SHOULD CONTACT PISTONS. 38 31 39 31 35 32 45 47 SEAL SIDE; OUTER 40 48 49 41 44 43 42 51 4
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle REF NO. PART NO. QTY. DESCRIPTION 41 1720439 2 WASHER 42 1724301 1 REDUCTION GEAR 43 1724299 1 COLLAR, Final 44 1724302 1 FINAL PINION 45 1724300 1 REDUCTION SHAFT 46 1724303 1 AXLE SHAFT 47 1718110 2 BUSHING 48 1718112 2 THRUST WASHER 49 1718113 2 RING 50 1724297 2 DIFF PINION 51 1724298 1 FINAL GEAR 52 1724304 1 AXLE SHAFT 53 1707789 14 SCREW, Tapping 54 1724323 2 WASHER, Seal 55 1724324 2 SCREW, Cap 56 1724284 2 TAPPING SCREW 57 1724278 1
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle 1721022 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 1 2 3 5 4 85 84 6 7 86 83 83 14 87 82 15 8 11 25 12 16 9 24 19 13 17 80 10 18 20 6 6 16 21 81 74 74 22 79 79 20 23 23 78 77 73 24 25 76 72 THICKER PLATE 71 75 70 66 26 64 69 68 62 61 1 67 28 27 59 65 63 60 29 58 33 34 30 31 36 52 PLATE OF SMALLER INNER DIA. 37 SHOULD CONTACT PISTONS. 38 31 39 31 35 32 45 47 SEAL SIDE; OUTER 40 48 49 41 44 43 42 51 4
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Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle REF NO. PART NO. QTY. DESCRIPTION 82 1724338 1 SHAFT, Bypass 83 1708691 2 "O" RING 84 1707839 1 SPRING PIN 85 1720418 1 LEVER, Bypass 86 1724347 1 CONTROL LEVER 87 1718100 1 PIN, Roll Footnotes The above parts group applies to the following Mfg. Nos.: 1694375 - 2003 Rapid © Copyright 200 3 Simplicity Manufacturing, Inc. All Rights Reserved. 17 TP 400-3823-00-BR-UV
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Lift Group 986290 NOTE: Unless noted otherwise, use the standard hardware torque specification chart. Note: Models With out Cruise 8 7 5 6 4 9 2 10 11 12 13 15 3 14 12 16 1 18 2 17 Install into left hand 19 side of lower dash. The above parts group applies to the following Mfg. Nos.: 1694375 - 2003 Rapid © Copyright 200 3 Simplicity Manufacturing, Inc. All Rights Reserved. 18 TP 400-3823-00-BR-UV
