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Starter Motor by Durautos.com

Durautos Starter Motor for Briggs & Stratton 14.5-19HP & John Deere L100 D105, Replaces 593934 693551

Durautos Starter Motor for Briggs & Stratton 14.5-19HP & John Deere L100 D105, Replaces 593934 693551

$53.99 USD
$46.95 USD $53.99 USD
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Durautos Starter Motor for Briggs & Stratton 14.5-19HP & John Deere L100 D105, Replaces 593934 693551

★★★★★ 4.8/5 (48 Reviews)
Lester 5777 | OEM# 693551 / 593934 / MIA13018
Restore powerful and reliable cranking to your lawn equipment with the Durautos premium 12V Briggs and Stratton 593934 starter. Engineered specifically as a heavy-duty direct-fit John Deere L100 starter and Briggs 693551 starter, this unit seamlessly replaces OEM parts including the John Deere LG693551. Built with a precision 14-tooth gear, it ensures smooth flywheel engagement on Briggs & Stratton 14.5-19HP Air Cooled engines, Toro TimeCutter, and Craftsman lawn tractors.
⚠ IMPORTANT: 14-TOOTH GEAR. Please verify your original starter has 14 teeth and matches OEM number 593934 or 693551 before purchase.

Technical Specifications

12V
14 Teeth
CCW
100% New
PMDD
7-18HP B&S

Cross Reference Numbers

B&S 593934 B&S 693551 John Deere LG693551 John Deere MIA13018 Lester 5777 Arrowhead SBS0029 Craftsman 693551

Vehicle Compatibility Guide

BRIGGS & STRATTON Engines
Engine Range Configuration Type Engine Details
Air Cooled 7-18HP Single Cylinder & Twin Standard high-torque integration
JOHN DEERE / SCOTTS / SABO
Model Series Production Year Engine Technical Details
JD L100 2002-2005 1 Cyl. 0.5L 498cc 30cid Briggs & Stratton
JD LA125 2007-2009 1 Cyl. 0.54L 540cc 33cid Briggs & Stratton
JD L105 / L107 Multiple Years Briggs & Stratton 14.5HP - 17HP
JD LA105 / LA115 2008-2010 Briggs & Stratton 19.5HP
Europa 1642HS 1998-2002 Briggs & Stratton 16HP Engine
Sabre 14.542GS 2002 Briggs & Stratton 14.5HP
Sabre 1642HS 1998-2002 Briggs & Stratton 16HP
Sabre 1742GS / 1742HS 1998-2001 Briggs & Stratton 17HP
Scotts S1742 SCOTTS 2000 Briggs & Stratton 17HP
Scotts L1742 2002-2005 Briggs & Stratton 17HP
Sabo 107-17HS / 108-17HS 2002-2011 Briggs & Stratton 17HP
Sabo 108-14.5 2002-2011 Briggs & Stratton 14.5HP
TORO TimeCutter Mowers & Tractors
TimeCutter Z / ZX / ZD Riding Mowers
Model Series Production Year Engine Technical Details
TimeCutter Z380 / Z420 2005-2006 Briggs & Stratton 465cc Engine
TimeCutter Z380 / Z420 2007 Briggs & Stratton 502cc Engine
TimeCutter Z480 2005-2006 Briggs & Stratton 18HP Engine
TimeCutter ZD380 2006-2008 Briggs & Stratton 502cc Engine
TimeCutter ZD420 2006-2009 Briggs & Stratton 502cc Engine
14-38Z / 16-42Z / 17-42Z 2003-2004 Briggs & Stratton 14HP / 16HP / 17HP
17-44ZX / 18-44Z / 18-44ZX 2003-2004 Briggs & Stratton 17HP / 18HP
Z16-44 TimeCutter Z 2001-2002 Briggs & Stratton 16.5HP
Lawn Tractors & Rear-Engine Riders
Model Series Production Year Engine Technical Details
12-32XL / 12.5-32XLE 2001, 2004 Briggs & Stratton 12HP / 12.5HP
13-32G / 13-32H / 13-32XLE 2002-2004 Briggs & Stratton 13HP Rear Rider
14-38HXLE / 15-38HXL / 150-DH 1999, 2003-2004 Briggs & Stratton 14HP / 15.5HP
16-38G / 16-38H / 16-38HXL 2000-2004 Briggs & Stratton 15.5HP / 16HP
16-38HXLE / 16-38XL / 16-38XLE 2000-2004 Briggs & Stratton 16HP Engine
17-38HXLE / 17-44H 2000, 2004 Briggs & Stratton 17HP Engine
17-44HXL / 17-44HXLE / 170-DH 1999-2004 Briggs & Stratton 17HP / 17.5HP
18-44HXLE Lawn Tractor 2004 Briggs & Stratton 18HP Engine
DH 200 / DH 210 Series 2005-2009 Briggs & Stratton 465cc / 500cc
G132 / H132 Rear-Engine 2005-2009 Briggs & Stratton 344cc Engine
MZ14H / MZ16H / MZ18H Mowers 2004-2006 Briggs & Stratton 14HP / 16HP / 18HP
Precision Z310 / Z330 LX 2005-2006 Briggs & Stratton 465cc Engine
XL 320 Series Tractor 2005-2008 Briggs & Stratton 344cc Engine
XL 380 / XL 380H Tractor 2005-2007 Briggs & Stratton 465cc Engine
XL 380H / XL 440H Tractor 2005-2010 Briggs & Stratton 502cc Engine
CRAFTSMAN & CUB CADET
Craftsman Tractors & Mowers
Model Series Production Year Engine Technical Details
917.20381 T2200 2014-2016 Single Cyl. (V1) 540cc 33cid Briggs & Stratton
917.20383 T2400 2014-2016 Single Cyl. (V1) 540cc 33cid Briggs & Stratton
917.27153 Tractor 2000-2001 Single Cyl. (V1) 465cc 28cid Briggs & Stratton
917.27564 Tractor 2005 Single Cyl. (V1) 501cc 31cid Briggs & Stratton
Cub Cadet Mowers & Tractors
Model Series Production Year Engine Technical Details
RZT17 2004 17HP Gas Engine
RZT42 2005-2006 17.5HP Gas Engine
Z-Force 42 2004 18.5HP Gas Engine
1170 Multiple Years Single & Twin 17HP Gas
1600 Multiple Years 16.5HP Gas Engine
1800 1999 18HP Gas Engine
LT1018 2004 18.5HP Gas Engine

The Durautos Advantage

  • 14-Tooth Drive Gear: Hardened steel construction for precise engagement and long-term durability.
  • Sealed PMDD Motor: Protects high-quality magnets and windings from dust, moisture, and landscaping debris.
  • Zero Core Charge: 100% brand new assembly—no need to return your old core or pay extra fees.
  • Commercial Quality: Engineered to provide reliable starts for landscaping fleets and home tractors alike.

FREQUENTLY ASKED QUESTIONS

How do I test if my Briggs & Stratton engine won't start due to a faulty starter vs. battery/solenoid?
Scenario: You turn the key on your John Deere L100, Craftsman T2200, or Toro TimeCutter and hear a single "click" or nothing at all.
Testing Protocol & Specific Values:
  1. Battery Load Test: Measure DC voltage across battery terminals using a multimeter. Fully charged resting state is 12.6V+. While turning the key to START, if voltage drops below 10.5V, charge or replace the 12V battery.
  2. Solenoid Jump Test: Ensure safety switches (seat, PTO lever, brake pedal) are engaged. Use a jumper cable with insulated handles to briefly bridge the 12V battery positive post directly to the main terminal post on the starter motor.
Comparison Conclusion: If the starter motor spins rapidly when jumped directly, your starter is intact and the ignition switch, safety interlocks, or starter solenoid is at fault. If direct battery contact yields only heavy sparks or zero rotation under 12.6V system power, the starter's internal carbon brushes or armature windings are burned out, requiring full replacement.
My original starter has 16 teeth or a composite plastic gear. Is Lester 5777 compatible?
Scenario: Identifying the correct drive gear tooth count for Briggs & Stratton Intek, Vanguard, and Single-Cylinder engines.
Technical Tooth Count Guidelines:
  • 14-Tooth Steel Gear (Lester 5777): Designed specifically for B&S flywheels with aluminum ring gear teeth (or plastic ring gear inserts matching 14-tooth pitch).
  • 16-Tooth Composite/Aluminum Gear (Lester 5742): Pitch geometry is different. Forcing a 14-tooth gear onto a 16-tooth flywheel will cause gear binding, severe tooth grinding, or stripped flywheel ring teeth.
Comparison Conclusion: Always physically count the pinion teeth on your original starter before ordering. If your original unit has 14 teeth and CCW (counter-clockwise) rotation, Lester 5777 is a 100% direct drop-in fit.
How does Durautos 5777 compare to OEM Briggs & Stratton ($180+) and cheap knockoffs ($25)?
Scenario: Deciding between expensive dealership parts, low-grade aftermarket options, and Durautos heavy-duty replacements.
Price & Performance Benchmarks:
  • Price Benchmark: OEM Briggs & Stratton ($180–$230) vs. Cheap Knockoffs ($25–$35) vs. Durautos Premium ($45–$60).
  • Internal Construction: Low-cost alternatives use recycled magnet blocks and copper-clad aluminum (CCA) wiring, which fail when mower deck temperatures exceed 70°C. Durautos utilizes 100% pure copper windings, high-temp epoxy insulation rated to 150°C, and dust-sealed bearings.
  • Life Cycle Rating: Durautos starter assemblies are laboratory stress-tested for 10,000+ continuous start cycles under high-compression 540cc engine loads.
Comparison Conclusion: Durautos delivers 100% of OEM cranking speed and thermal endurance at 1/3 of the dealership price, eliminating upfront core charges and providing multi-season reliability.
What are the installation steps, required tools, and bolt torque specs for replacing Lester 5777?
Scenario: DIY replacement on lawn tractors (John Deere LA125, Craftsman, Toro, Cub Cadet).
Installation Specs & Torque Values:
  • Difficulty Level: Beginner DIY — Average replacement time is 15–20 minutes.
  • Required Tools: Ratchet, 1/2" socket, 1/4" socket or nut driver for solenoid wire, wire brush for ground contact cleaning.
  • Torque Specs: Starter mounting bolts to engine block: 15–18 ft-lbs (20–24 Nm). Main positive battery stud nut: 5–6 ft-lbs (7–8 Nm). Do not overtighten brass terminal studs.
Comparison Conclusion: Completing this quick DIY repair in your garage using basic hand tools saves $100–$160 in lawn tractor shop repair fees while getting your mower back in action immediately.
What warranty protection and return policy does Durautos offer for Lester 5777?
Scenario: Assurance for residential lawn care and commercial landscaping fleet maintenance.
Warranty & Service Policy Values:
  • Warranty Duration: Full 1-Year (365-Day) replacement warranty covering electrical and mechanical manufacturing defects.
  • Core Charge: $0 Core Charge — 100% brand-new unit; no old core return shipping required.
  • Dispatch Speed: Ships directly from US-based inventory within 24 business hours to minimize mowing downtime during peak season.
Comparison Conclusion: Backed by dedicated US customer service, Durautos provides fast replacement dispatch within 3–5 business days in the unlikely event of a defect, ensuring your equipment stays operational all season long.
For product selection or volume-order questions, contact Racing Precision Motorsports.

SKU: FG-SBS1002

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