EXMARK QUEST 4500-451 PARTS MANUAL Pdf Download (2025)

Table of Contents
Page 3: Table Of Contents Page 10: Cutter Housing Assembly Page 11: Frame Group Page 13: Motion Control Group Page 17: Fuel Group Page 18: Engine Group Page 19: Transaxle Group Page 20: Transaxle Assembly Page 21: Decal Group Page 22: Electrical Group Page 23: Electrical Diagram Page 24: Electrical Logic Schematic Page 26: Service Record
EXMARK QUEST 4500-451 PARTS MANUAL Pdf Download (1)
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Exmark mfg. co. inc. lawn mower parts manual

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Table of Contents

  • 1 Table of Contents
  • 2 Cutter Housing Assembly
  • 3 Frame Group
  • 4 Motion Control Group
  • 5 Fuel Group
  • 6 Engine Group
  • 7 Transaxle Group
  • 8 Transaxle Assembly
  • 9 Decal Group
  • 10 Electrical Group
  • 11 Electrical Diagram
  • 12 Electrical Logic Schematic
  • 13 Service Record
  • Download this manual

QUEST

®

For Serial Nos.

790,000 & Higher

Part No. 4500-451 Rev. B

Table ofContents

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Table of Contents

EXMARK QUEST 4500-451 PARTS MANUAL Pdf Download (2)

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Summary of Contents for Exmark Quest 4500-451

  • Page 1 QUEST ® For Serial Nos. 790,000 & Higher Part No. 4500-451 Rev. B...

  • Page 3: Table Of Contents

    READ OPERATOR’S MANUAL BEFORE OPERATING OR SERVICING EXMARK EQUIPMENT TABLE OF CONTENTS Description Page Cutter Housing Assembly ...9 42” Deck Group ...3-4 48” Deck Group ...5-6 52” Deck Group ...7-8 Decal Group ...20 Electrical Diagram...22 Electrical Group ...21 Electrical Logic Schematic ...23 Engine Group ...17...
  • Page 4 Exmark black touch up spray paint – gloss black. Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Includes all item shown on pages 3, 4 & 7. Does not include struts or strut hardware.
  • Page 5 Bolt, Carriage 3/8-16 x 1 1/4 ...6 3231-31 Bolt, Carriage 3/8-16 x 2 1/2 ...1 Exmark black touch up spray paint – gloss black Includes all item shown on pages 3, 4 & 9. Does not include struts or strut hardware. 42” DECK GROUP (cont.) Qty.
  • Page 6 Exmark black touch up spray paint – gloss black. Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Includes all item shown on pages 5, 6 & 9. Does not include struts or strut hardware.
  • Page 7 109-8788 Bushing, Flanged ...8 Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-seize) between the spindles & sheaves.
  • Page 8 Exmark black touch up spray paint – gloss black. Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Includes all item shown on pages 7, 8 & 9. Does not include struts or strut hardware.
  • Page 9 Bushing, Flanged ... 8 Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-seize) between the spindles & sheaves. DO NOT use a copper or nickel based anti-seize.

  • Page 10: Cutter Housing Assembly

    Item Part No. Description 109-9380 Asm, Cutter Housing... 1 62-3661 Spacer, Bearing ... 1 109-9379 Bearing, Ball ... 2 80-4380 Spacer ... 1 80-4360 Shield, Bearing ... 1 Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-seize) between the spindle & bearings. DO NOT use a copper or nickel based anti-seize.

  • Page 11: Frame Group

    Bearing, Flange...4 104-8300 Nut, Nyloc 5/16-18 Flg ...8 Exmark black touch up spray paint – gloss black. Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). FRAME GROUP Qty. Item Part No.
  • Page 12 Guard, Rear (Black) ...1 Exmark black touch up spray paint – gloss black. Exmark red touch up paint (spray paint - P/N 1-850337 - .6 oz liquid bottle - P/N 103-9140). Includes items 23-26; does not include item 1:7. FRAME GROUP (cont.) Qty.

  • Page 13: Motion Control Group

    Item Part No. Description Asm, Motion Control LH ...1 5-0838 Washer ...2 52-2900 Washer-Poly ...4 103-9928 Bearing, Igus...2 104-8300 Nut, Nyloc 5/16-18 Flg ...1 104-8301 Nut, Nyloc 3/8-16 Flg ...2 109-3414 Rod, Steering ...1 109-3728 Nut, Rod Adjustment ...1 116-0150 Tube, Motion Control...1 116-0154 Wld, Motion Control LH ...1...
  • Page 14 Item Part No. Description 117-5339 Handle Asm, RH ...1 108-6187 Grip, Control Lever...1 117-5338 Handle Asm, LH...1 108-6187 Grip, Control Lever...1 98-5975 Washer, Spring Disc 3/8...4 323-9 Screw, HH 3/8-16 x 1 3/4 ...4 104-8300 Nut, Nyloc 5/16-18 Flg ...2 37-8771 Screw, Shoulder 5/16-18 x 5/8 ...2 109-6220...
  • Page 15 Asm, Seat W/Decals ...1 107-1880 Kit, Seat Tracks...1 108-6163 Armrest Kit ...1 5:3:1 110-6569 LH Armrest Kit...1 Exmark black touch up spray paint – gloss black. SEAT GROUP – 48” & 52” Qty. Item Part No. 5:3:2 110-6570 5:3:3 108-6179...
  • Page 16 Kit, Armrest ...1 5:3:1 110-6569 Kit, Armrest LH...1 5:3:2 110-6570 Kit, Armrest RH ...1 5:3:3 108-6179 Screw, Button Head 5/16-18 x 1/2...6 Exmark black touch up spray paint – gloss black. SEAT GROUP – 42” Qty. Item Part No. 104-8300 103-9376...

  • Page 17: Fuel Group

    Item Part No. Description 109-5510 Asm, Fuel Tank...1 103-2605 Fitting, Fuel Bulkhead W/Strainer...1 103-2784 O-Ring ...1 109-0346 Cap, Fuel ...1 3230-3 Bolt, Carriage 5/16-18 x 1 1/4...2 3256-23 Washer, 5/16 SAE...2 1-633349 Spring, Compression...2 3296-47 Nut, Nyloc 5/16-18 Thin...2 Refer to Engine Owner’s manual. (Fuel filter Must be 30 Micron). FUEL GROUP Qty.

  • Page 18: Engine Group

    10:1 302-40 Zerk, 90° 1/4-28 ...1 Exmark black touch up spray paint – gloss black. Use a Teflon Pipe Sealant or equivalent on threads. Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on clutch bolt and self-tapping engine mounting bolts.

  • Page 19: Transaxle Group

    3230-9 Bolt, Carriage 5/16-18 x 2 3/4... 4 3256-3 Washer, 5/16 Std ... 2 322-12 Screw, HH 5/16-18 x 2 1/2 ... 2 Exmark black touch up spray paint – gloss black. TRANSAXLE GROUP Item Part No. Qty. 109-3652 3230-30...

  • Page 20: Transaxle Assembly

    Item Part No. Description 109-3321 Filter, Hydraulic ...1 109-3278 Adapter, Straight ...1 1-603921 O-Ring, SAE #6 ...1 109-3540 O-Ring, Charge Seal Cover (48” & 52” Only) ...1 109-5938 Kit, Fan And Pulley...1 Note: The above numbers can be used on both right and left hand transaxle assemblies. Not shown TRANSAXLE ASSEMBLY Item Part No.

  • Page 21: Decal Group

    109-6033 Decal, Deck 52" ... 1 1-303520 Decal, Trivantage (48” & 52”)... 1 106-5517 Decal, Hot Surface... 2 103-3999 Decal, Exmark Logo... 1 116-0532 Decal, Throttle/Choke (42”)... 1 116-0607 Decal, Quest Realtree... 1 109-6280 Decal, Quest Logo ... 1 116-0530...

  • Page 22: Electrical Group

    Decal, Throttle/Choke (42”)...1 103-6327 Decal, Throttle/Choke (48” & 52”) ...1 3258-166 Screw, PPH 1/4-20 x 3/4 ...4 Use dielectric grease on all wiring harness connectors Exmark black touch up spray paint – gloss black. ELECTRICAL GROUP Qty. Item Part No. 1-513374...

  • Page 23: Electrical Diagram

    ELECTRICAL DIAGRAM -22-...

  • Page 24: Electrical Logic Schematic

    ELECTRICAL LOGIC SCHEMATIC -23-...
  • Page 25 NOTES -24-...

  • Page 26: Service Record

    SERVICE RECORD Date Description of Work Done Service Done By -25-...
  • Page 27 -26-...
  • Page 28 © 2009 Exmark Mfg. Co., Inc. Industrial Park Box 808 Beatrice, NE 68310 All Rights Reserved Part No. 4500-451 Rev. B (402) 223-6300 Fax (402) 223-5489 Printed In USA...

This manual is also suitable for:

Quest 790,000

EXMARK QUEST 4500-451 PARTS MANUAL Pdf Download (2025)
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