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Lawn Tractor Ground Drive Belt, 1/2 x 57-3/10-in (replaces 753-04043B, 954-04043A)

V-Belt

Part #754-04043

$40.49
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Rear-Engine Riding Mower

Model # 17AA5ABP766 Official Troybilt tractor

Here are the diagrams and repair parts for Official Troybilt 17AA5ABP766 tractor, as well as links to manuals and error code tables, if available.

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17AA5ABP766 Riding Mowers & Tractors
Lawn Tractor 42-in Deck 3-in-1 Blade (replaces 742-0616a, 742-0616a-0637, 942-04126, 942-0616) 942-0616A
#36

Deck - model rzt42 diagram

Lawn tractor 42-in deck 3-in-1 blade (replaces 742-0616a, 742-0616a-0637, 942-04126, 942-0616)

Part #942-0616A

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$31.35
16% OFF Phone Price : $37.35
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Gasket 721-0208
#17

Clutch/fuel tank - model rzt42 diagram

Gasket

Part #721-0208

Replaced by #692236

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Manufacturer substitution
This part replaces 721-0208. Substitute parts can look different from the original.
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$6.76
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Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
Yard machines lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

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$4.52
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Ace Lawn & Garden Equipment Self-tapping Bolt, 5/16-18 X 3/4-in (replaces 1724491, 1740496, 1909304, 910-1260a, Gw-7101260) 710-1260A
#12

Deck - model rzt50 diagram

Ace lawn & garden equipment self-tapping bolt, 5/16-18 x 3/4-in (replaces 1724491, 1740496, 1909304, 910-1260a, gw-7101260)

Part #710-1260A

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$4.47
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Yard Machines Lawn & Garden Equipment Nut 712-04064
Yard machines lawn & garden equipment nut

Part #712-04064

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$4.49
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Pulley, Idler, 4.25" Dia. 756-04129
Pulley, idler, 4.25" dia.

Part #756-04129

Replaced by #753-08171

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Manufacturer substitution
This part replaces 756-04129. Substitute parts can look different from the original.
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$33.29
15% OFF Phone Price : $39.29
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Knob 720-04072
#26

Lapbar/deck lift diagram

Knob

Part #720-04072

Replaced by #720-04072A

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This part replaces 720-04072. Substitute parts can look different from the original.
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$9.33
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Lawn Tractor Hex Bolt (replaces 910-0427, 910-3144) 710-3144
#12

Lapbar/deck lift diagram

Lawn tractor hex bolt (replaces 910-0427, 910-3144)

Part #710-3144

This item is not returnable
$5.64
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V-belt 754-04043
#17

Transmission assy-rzt42 & rzt50 diagram

V-belt

Part #754-04043

Replaced by #954-04043B

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Manufacturer substitution
This part replaces 754-04043. Substitute parts can look different from the original.

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$40.49
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Adjustment Gear Deck 717-1553B
Adjustment gear deck

Part #717-1553B

Replaced by #917-04074

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Manufacturer substitution
This part replaces 717-1553B. Substitute parts can look different from the original.
$17.60
10% OFF Phone Price : $19.60
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Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: faulty battery, bad alternator…

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

Main causes: shift lever needs adjustment, neutral control needs adjustment…

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

Most common repair guides to help fix your riding mowers & tractors

These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

How to replace a mandrel assembly on a riding lawn mower

How to replace a mandrel assembly on a riding lawn mower

Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…

Repair difficulty
Time required
 30 minutes or less
How to replace the flywheel key on a riding lawn mower

How to replace the flywheel key on a riding lawn mower

If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…

Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower ignition coil

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Riding lawn mower engine clicks but doesn't turn over video

Riding lawn mower engine clicks but doesn't turn over video

Check the starter solenoid, starter motor, wiring, battery and engine.…