REPARR PARTS

15 HP 42" TRACTOR --MODEL NUMBER 917.257643

MOWER DECK

KEY PART

NO. NO.

t 140081

2STD533107

3138017

4138440

5STD624008

6130832

7738005OO

8850857

9STD551137

10140296

11134149

!2 129895

13137645

14128774

15110485X

16140329

177211O610

1872'140505

19132827

20136888

22134753

23131267

24105304X

25I23713X

26110452X

27130968

2819111016

2913149t

30138776

31129963

32129861

33137266

34STD533717

35133835

36t3"1494

3719131316

41133551

43140083

4414O088

45STD624003

46137729

48133944

49133940

50131340

51STD5414t0

52139888

 

 

 

 

 

KEY

PART

 

 

 

 

 

 

DESCRIPTION

 

 

 

NO.

NO.

DESCRIPTION

 

 

 

 

Mower Housing

 

 

53

131845

Arm Assembly,

 

Pad, Brake

Bolt

 

 

 

 

54

133943

Washer,

Hardened

 

 

Bracket Assembly, Sway Bar, Front

55

140084

Arm, Idler

 

 

 

 

Bracket Assembly,

Sway Bar

56

122052X

Spacer, Retainer

 

 

Retainer

Spring

 

 

57

140090

Keeper,

Belt LH Front

 

 

Arm, Suspension,

Rear

 

58

140086

Spring, Torsion Brakes

 

 

Locknut

5/16-18

 

 

59

141O43

Guard, TUV Idler

 

 

Bolt, Hex

3/8-24 x 1.25 Grade 8

67

106932X

Knob, Round

3/8-16 UNC

Washer,

Lock

 

 

 

68

140067

V-Belt

 

 

 

 

 

Washer,

Hardened

 

71

142427

Rod, Clutch, Primary, with Nibs

Blade, Mulching

 

 

72

131870

Spring, Return

 

 

 

 

Bearing,

Ball

 

 

 

73

127847

Arm, Clutch, Secondary

 

Shaft Assembly, Mandrel, Vented

74

121748X

Washer

25/32 x 1-5/8 x 16 Gauge

(Includes

Key Number 6)

 

75

1200O029

Ring, Klip

 

 

 

 

Housing,

Mandrel, Vented

76

128903

Bolt, Shoulder

 

3/8-16

UNC x 1.44

Beadng,

Ball, Mandrel

 

77

127845

Keeper, Spring

 

 

 

Stripper, Vented Mower Deck

78

140334

Arm, Clutch, Primary

 

 

Bolt, Carriage

3/8-16 x tq/4

79

127498

Bushing,

Large, Brass

 

 

Bott, Carriage

5/16-18 x 5/8

80

128759

Spring, Mower

 

Clutch

 

 

Bolt, Shoulder

 

 

 

81

73350600

Nut, Hex Jam

 

3/8-16 Unc

Baffle, Vortex

 

 

 

82

142028

Trunnion, Adj.

 

 

 

 

Stiffener

Bracket

 

 

92

STD541437

Nut

 

 

 

 

 

Bracket,

Deflector

 

 

101

136420

Mulcher

Cover

 

 

 

 

Cap, Sleeve

 

 

 

102

71161010

Screw

 

 

 

 

 

Spring, Torsion, Deflector

 

103

19061216

Washer

#10

 

 

 

 

Nut, Push

 

 

 

104

STD551110

Washer,

Lock

 

 

 

 

Shield, Deflector

 

 

105

130758

Latch Assembly, Bagger

 

Washer

11/32 x 5/8 x 16 Gauge

106

2029J

Nut, Weld

 

 

 

 

Rod, Hinge

 

 

 

111

140353

Bracket, Gauge, Wheel L_.H..

Screw Thdrol Hex Head Zinc Mwr

112

132262

Bracket, Gauge, Wheel

RH..

Washer,

Spacer

 

 

113

17490512

Screw Thdrol

5/1648

x 3/4

Pulley, Mandrel

 

 

114

73510500

Nut, Hex, Keps

5/16-18 UNC

Nut, Toplock,

Flanged

 

115

72110504

Bolt, Carriage

 

5/16 UNC x 1/2

Bolt

 

 

 

 

116

137644

Bolt, Shoulder

 

 

 

 

Fastner, Christmas Tree

 

117

133957

Wheel, Gauge

 

 

 

 

Pulley, Idler, Flat

 

 

118

739306OO

Nut, Centerlock

3/8-16

 

 

Washer

13/32 x 13/16 x 16 Gauge

119

19121414

Washer 3/8 x 7/8 x 14 Gauge

Rod, Pivot, with Nibs

 

12I

143723

Bracket

 

 

 

 

 

Rod, Clutch, Secondary,

with Nibs

-

130794

Mandret Assembly (includes Key

Guard, Mandrel, LH.

 

. -

 

Numbers 8-10, 12-15, 31 and 32)

Retainer

 

 

 

 

140475

Mower Deck, Complete

(Standard

Screw, Thdo Roll

I/4-20

x 5/8

 

 

Deck, Order Separately

Mulcher

Washer, Hardened

 

 

 

Plate and Gauge Wheel

 

Roller Assembly,

Cam Follower

 

 

Components,

Key Nos. 101-106

Bolt, Shoulder

#10-24 Grade 5

 

 

and 111-121 )

 

 

 

 

Locknut

 

 

 

 

 

 

 

 

 

 

 

 

Bolt, Shoulder

5/16-18 UNC

NOTE: All component dimensions

 

given in US. inches

 

 

 

 

 

 

1 inch = 25.4 mm

 

 

 

 

 

45

Page 45
Image 45
Sears 917.257643 owner manual KEY Part NO. no, 138440, With Nibs

917.257643 specifications

The Sears 917.257643 is a notable riding lawn mower model that represents a blend of performance, reliability, and user-friendly features. This machine is designed to cater to homeowners seeking a robust solution for lawn care. Among its main features, the 917.257643 boasts a powerful engine that provides sufficient horsepower to handle even tougher mowing conditions. This ensures that it can tackle both small and expansive yards with ease.

One of the essential characteristics of the Sears 917.257643 is its cutting system. It typically comes equipped with a wide cutting deck, which allows for a broader swath of grass to be cut in a single pass. This feature not only enhances efficiency but also reduces the overall mowing time. The adjustable cutting height is another significant advantage, allowing users to select the desired grass length based on seasonal requirements or personal preference.

In terms of technology, the Sears 917.257643 incorporates ease of operation into its design. The intuitive control panel is easy to understand, featuring straightforward levers and buttons that allow for smooth operation. Additionally, the mower is equipped with a reliable hydrostatic transmission, providing seamless speed adjustments without the need for manual gear changes. This feature allows users to focus more on mowing rather than managing speed.

The construction of the Sears 917.257643 is robust, designed to withstand the rigors of regular use. Its durable housing and high-quality materials contribute to the longevity of the mower. Furthermore, it often includes ergonomic seating, which adds to the comfort of the operator during longer mowing sessions.

Another characteristic that stands out is its maintenance features. The mower is designed for easy access to key components, allowing for straightforward maintenance routines. Regular upkeep ensures that the lawn mower remains in excellent working order, which is crucial for long-term performance.

In summary, the Sears 917.257643 is more than just a lawn mower; it is a reliable partner in lawn maintenance. Its combination of powerful performance, advanced technologies, and user-centric features makes it a favored choice among homeowners looking to keep their lawns in pristine condition. Its durable build and ease of maintenance further enhance its appeal, ensuring that users can enjoy a well-groomed lawn for years to come.