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You are here: Home > Parts > Garage Door Opener Parts (Residential) > Sears Craftsman > Craftsman 139.53973SRT
First part of number below corresponds to diagram number above:
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01-31D380 Sprocket cover
Price: $2.72

Sprocket cover
liftmaster gear 41C4220A
02-41C4220A Gear & sprocket assembly
Price: $28.99

Gear & sprocket assembly.Complete with: shaft, sprocket spring washer, thrust washer, retaining ring, bearing plate, roll pins (2), drive gear & worm gear, helical gear w/retainer & grease
for units from 1993 to present
41c4220 Installation Instructions (click here)

41c4220 Installation video click here
liftmaster gears 41A2817
03-41A2817 gear kit
Price: $18.60

Liftmaster replacement gear kit Used in ALL Liftmaster, Chamberlain and Sears Openers. kit includes Drive gear, Worm gear, grease, roll pins, bushings
41A2817 Installation Instructions (click here)

41A2817 Instructional Video click here
04-41B4245 Line cord
Price: $5.84

Line cord
06-4A1344 light socket
Price: $9.99

Light socket
sears craftsman garage door opener parts 30B363
08-30B363 Capacitor - 1/2 HP
Price: $14.52

Capacitor - 1/2 HP
08-30B387 Capacitor - 1/3 HP
Price: $19.52

Capacitor - 1/3 HP
09-12A373 Capacitor bracket
Price: $1.92

Capacitor bracket
10-41A3150 Terminal block with screws
Price: $4.00

41a3150 Terminal block w/screws
13-41A2818 Limit switch drive & retainer
Price: $5.20

Limit switch drive & retainer
14-41D3452 Limit switch assembly
Price: $23.07
Sale Price: $15.04

Limit switch assembly
15-41C4398A rpm sensor assy
Price: $10.87

RPM sensor assembly
16-41C4246 Wire harness
Price: $6.64

Wire harness
18-41A2822A Interrupter cup (No longer available)
Price: $5.12

Interrupter cup  (No longer available)
41A2825 Opener assembly hardware kit (includes screws not designated by a number in illustration)
Price: $6.07

Opener assembly hardware kit (includes screws not designated by a number in illustration)
Gatehouse Supplies

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