15.5HP H
EXPRESS SERIES
Parts Manual
LAWN TRACTORS & MOWER DECKS
Copyright 1999 Simplicity Manufacturing, Inc
M A N U F A C T U R I N G , I N C
500 N Spring Street / PO Box
Port Washington, WI 53074-0997 USA
Hydro Transaxle - Tuff-Torq Model K51
Table of Contents
LAWN TRACTOR COMPONENTS
Gear Transaxle - Peerless Model MST 205-515A
The above parts group applies to the following Mfg. Nos
Frame & Front Axle Group
specification chart
985478985495
Footnotes
Frame & Front Axle Group
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
Steering Group
use the standard hardware torque specification chart
985474
Footnotes
Steering Group
REF NO
DESCRIPTION
Ref #9
Engine - 14.5HP, 15.5HP & 17HP B&S Intek
985469985470985559
Replaced by
Footnotes
Engine - 14.5HP, 15.5HP & 17HP B&S Intek
REF NO
DESCRIPTION
1693452 Express, 14.5HP Gear 1693586 Express, 14.5HP Gear Export
985471
The above parts group applies to the following Mfg. Nos
TP 400-2247-02-EX-SMA
REF NO
DESCRIPTION
Footnotes
The above parts group applies to the following Mfg. Nos
REFERENCE Service Parts - Peerless Model MST 205-515A Transaxle
use the standard hardware torque specification chart
205-515A
Footnotes
REFERENCE Service Parts - Peerless Model MST 205-515A Transaxle
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
REFERENCE Service Parts - Peerless Model MST 205-515A Transaxle
use the standard hardware torque specification chart
205-515A
Footnotes
REFERENCE Service Parts - Peerless Model MST 205-515A Transaxle
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
Transmission Drive & Carrier Group - Tuff-Torq Model K51
Service Kit
985472
Footnotes
Transmission Drive & Carrier Group - Tuff-Torq Model K51
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
Service Kit
Transmission Drive & Carrier Group - Tuff-Torq Model K51
985472
Footnotes
Transmission Drive & Carrier Group - Tuff-Torq Model K51
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
REFERENCE SERVICE PARTS - Tuff Torq K51 Transaxle
TTK51
2021
Footnotes
REFERENCE SERVICE PARTS - Tuff Torq K51 Transaxle
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
REFERENCE SERVICE PARTS - Tuff Torq K51 Transaxle
TTK51
2021
Footnotes
REFERENCE SERVICE PARTS - Tuff Torq K51 Transaxle
REF NO
DESCRIPTION
3429
Controls & Linkage Group
use the standard hardware torque specification chart
HYDRO MODELS ONLY
Footnotes
Controls & Linkage Group
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
Hood, Grille & Dash Group
specification chart
985475
Footnotes
Hood, Grille & Dash Group
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
Seat & Seat Deck Group
985476
See Electrical Group
Footnotes
Seat & Seat Deck Group
REF NO
DESCRIPTION
UNDER FRAME
Electrical Group
UNDER SEAT DECK
UNDER HOOD
Footnotes
Electrical Group
REF NO
DESCRIPTION
specification chart
REAR WHEELS & TIRES
FRONT WHEELS & TIRES
Wheels & Tires Group
DESCRIPTION
REAR WHEEL & TIRE ASSEMBLY 14.5HP & 15.5HP Models Only Includes
Wheels & Tires Group
REF NO
12oz. Spray Can
Decals Group
specification chart
Touch-up Paint
Footnotes
Decals Group
REF NO
DESCRIPTION
Export Only
38” Mower Decks - Housing, Arbors & Blades
specification chart
985486985602
Footnotes
38” Mower Decks - Housing, Arbors & Blades
REF NO
DESCRIPTION
985487
38” Mower Decks - Clutch & Support
use the standard hardware torque specification chart
here when assembled
Footnotes
38” Mower Decks - Clutch & Support
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
38” Mower Decks - Height Adjustment
use the standard hardware torque specification chart
985488
Footnotes
38” Mower Decks - Height Adjustment
REF NO
DESCRIPTION
985560985651
44” Mower Decks - Housing, Arbors & Blades
specification chart
2531
Footnotes
44” Mower Decks - Housing, Arbors & Blades
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
44” Mower Decks - Clutch & Support
Hook Spring Ref 40 here when assembled
985561
Footnotes
44” Mower Decks - Clutch & Support
REF NO
DESCRIPTION
The above parts group applies to the following Mfg. Nos
44” Mower Decks - Height Adjustment
use the standard hardware torque specification chart
985562
Footnotes
44” Mower Decks - Height Adjustment
REF NO
DESCRIPTION
Ref No
Part Number Index by Page Number
Ref No
Part Number Index by Page Number
TP 400-2247-02-EX-SMA
Grid
Ref No
Part Number Index by Page Number
TP 400-2247-02-EX-SMA
Grid
Page
Nut, 1/2”
Wrench & Fastener Size Guide
Hardware Identification & Torque Specifications
Torque Specification Chart