Snapper
Front-Engine Lawn Tractor

Model # SGT27540D (2690629) Official Snapper diesel 4wd tractor

Here are the diagrams and repair parts for Official Snapper SGT27540D-2690629 diesel 4wd tractor, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 551 parts  |

Lawn & Garden Equipment Nut 1920397
Lawn & garden equipment nut

Part #1920397

Replaced by #703232

?
Manufacturer substitution
This part replaces 1920397. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.24
14% OFF Phone Price : $7.24
In Stock
Switch 1722887
#22

Electrical - 27 hp diesel diagram

Switch

Part #1722887

Replaced by #1722887SM

?
Manufacturer substitution
This part replaces 1722887. Substitute parts can look different from the original.
$37.79
14% OFF Phone Price : $43.79
In Stock
Retaining Ring 1657528
#30

Housing/arbors/blades diagram

Retaining ring

Part #1657528

Replaced by #1657528SM

?
Manufacturer substitution
This part replaces 1657528. Substitute parts can look different from the original.
$6.89
13% OFF Phone Price : $7.89
In Stock
Cap Screw 2823471
#19

Housing/arbors/blades diagram

Cap screw

Part #2823471

Replaced by #703579

?
Manufacturer substitution
This part replaces 2823471. Substitute parts can look different from the original.
This item is not returnable
$7.89
11% OFF Phone Price : $8.89
In Stock
Fitting 1704314
Fitting

Part #1704314

Replaced by #703907

?
Manufacturer substitution
This part replaces 1704314. Substitute parts can look different from the original.
In Stock
Nut 1919438
#61

Height adjustment/roller diagram

Nut

Part #1919438

Replaced by #703902

?
Manufacturer substitution
This part replaces 1919438. Substitute parts can look different from the original.
This item is not returnable
$5.56
15% OFF Phone Price : $6.56
In Stock
Clip 1960074
#46

Height adjustment/roller diagram

Clip

Part #1960074

Replaced by #703300

?
Manufacturer substitution
This part replaces 1960074. Substitute parts can look different from the original.
This item is not returnable
$6.69
13% OFF Phone Price : $7.69
In Stock
Ignition Key 1717163
#11

Electrical - 27 hp diesel diagram

Ignition key

Part #1717163

Replaced by #1717163SM

?
Manufacturer substitution
This part replaces 1717163. Substitute parts can look different from the original.
This item is not returnable
$13.31
13% OFF Phone Price : $15.31
In Stock
Nut 1960576
#51

Steering/front axle diagram

Nut

Part #1960576

Replaced by #1960576SM

?
Manufacturer substitution
This part replaces 1960576. Substitute parts can look different from the original.
This item is not returnable
$9.79
9% OFF Phone Price : $10.79
In Stock
Screw 1960373
#43

Frame/transmission diagram

Screw

Part #1960373

Replaced by #704146

?
Manufacturer substitution
This part replaces 1960373. Substitute parts can look different from the original.
This item is not returnable
In Stock

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 riding lawn mower rear tire

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

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

How to replace a riding lawn mower blade

If a blade on your mower is dull or bent, replace it following the steps in this repair guide.…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower fuel filter

How to replace a riding lawn mower fuel filter

Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.…

Repair difficulty
Time required
 15 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.…