Spindle Assembly 1001200MA / 1001200 for Murray Simplicity Briggs & Stratton

Overview

This aftermarket 1001200MA / 1001200 spindle assembly is a replacement-style mower deck spindle assembly for select Murray, Simplicity, Briggs & Stratton, Scotts, Craftsman, and Allis-Chalmers mower deck applications.

Match your original spindle number before ordering. Optional pulley and blade references are listed separately below for buyers matching related deck parts.

Key Features

• Aftermarket replacement-style mower deck spindle assembly
• Product Type: Spindle Assembly
• Lead Spindle Numbers: 1001200MA, 1001200
• Also Replaces: 1001046, 1001194MA
• Aftermarket Cross-Reference: Stens 285-174
• Commonly associated with select 38-inch, 40-inch, 42-inch, and 46-inch mower deck applications
• Built around the spindle part-number path first to reduce fitment confusion

Compatible Brands & Model Series

This 1001200MA / 1001200 spindle assembly is associated with select Murray-built and Briggs & Stratton / Simplicity mower deck applications using the listed spindle replacement path.

Common application paths include:

• Murray 38-inch lawn tractor deck applications
• Murray 42-inch lawn tractor deck applications
• Murray 46-inch lawn tractor deck applications
• Scotts 40-inch lawn tractor deck applications
• Craftsman Canada 42-inch and 46-inch deck applications
• Simplicity / Allis-Chalmers AC 23460 AWS 46-inch lawn tractor applications
• Briggs & Stratton labeled mower deck applications where the original spindle number matches the listed replacement path

Verify your part numbers before ordering.

Replaces OEM Part Numbers

• Murray / Briggs & Stratton: 1001200MA, 1001200, 1001046, 1001194MA
• Stens: 285-174

Optional Related Part Numbers

The following part numbers may appear in related pulley or blade paths. These parts are not included unless shown in the selected product image or product option.

• Optional Pulley Numbers: 092851MA, 92851
• Optional Blade Numbers: 056251E701MA, 092544E701, 092544E701MA, 095103E701, 095103E701MA, 095103E701WMA, 2029, 456251, 456251MA, 5543MA, 56251E701, 56251E701MA, 92544E701, 92544E701MA, 95103-853, 95103E701, 95103E701MA, 951103E701

Spindle Specifications

• Spindle Numbers: 1001200MA, 1001200, 1001046, 1001194MA
• Height Reference: 184.8 mm / 7.27 inches
• Diameter Reference: 172.8 mm / 6.80 inches
• Mounting Note: Mounting holes may not be pre-threaded. A power tool may be needed to install the bolts.

Optional Pulley Specifications

• Pulley Numbers: 092851MA, 92851
• Width: 24 mm / 0.94 inch
• Inner Diameter: 15.8 mm / 0.62 inch
• Outer Diameter: 134.3 mm / 5.28 inches

Optional Blade Specifications

• Blade Length: 517.5 mm / 20.3 inches
• Blade Width: 6.8 mm / 0.26 inch
• Blade Height: 57 mm / 2.24 inches
• Center Hole Distance: 22 mm / 0.86 inch

What’s Included

• Aftermarket replacement-style spindle assembly for the listed Murray / Briggs & Stratton spindle path
• Pulleys and blades are only included when shown in the selected product image or product option
  

Common Symptoms / When to Replace

• Mower deck spindle is noisy, loose, seized, or wobbling
• Blade has excessive play at the spindle shaft
• Deck vibration increases during blade engagement
• Spindle housing, shaft, or bearing area is worn or damaged
• Original spindle number matches 1001200MA, 1001200, 1001046, or 1001194MA

Quick Ship Fulfillment

This item may ship directly from one of our trusted U.S. distribution partners to help reduce transit time. Packaging, labeling, or warehouse origin may vary, but the part will match the replacement numbers, fitment notes, and specifications shown in this listing.

Why Buy From PTO Direct USA

• Fitment-first product organization by spindle part-number path
• Optional pulley and blade references separated from the main spindle listing
• Clear Murray, Simplicity, Briggs & Stratton, Scotts, Craftsman, and Allis-Chalmers replacement path
• U.S.-focused fulfillment options for faster delivery when available

Need a Custom Package?

Need a different combination of parts? Email us the part type and part numbers you need, such as spindle assemblies, blades, belts, pulleys, reinforcement rings, bearings, or hardware. We can review the part-number path and quote a custom package when available.

FAQ

Is this an OEM Murray spindle assembly?

No. This is an aftermarket replacement-style spindle assembly intended to replace the listed part-number path when the physical fitment details match.

What are the lead spindle numbers for this listing?

The lead spindle numbers are 1001200MA and 1001200. This listing also references 1001046 and 1001194MA.

Is Stens 285-174 the same replacement path?

285-174 is an aftermarket Stens cross-reference for this spindle assembly path. Match your original OEM number first before ordering.

Are the pulley and blade included?

Not unless shown in the selected product image or product option. The pulley and blade numbers are listed as optional related part references.

What pulley numbers are related to this spindle?

Common optional pulley references include 092851MA and 92851.

Can I order by mower model or deck size only?

No. Mower model and deck size alone are not enough. Match the original spindle number first, then confirm spindle dimensions, mounting pattern, pulley setup, blade mount, and belt routing before ordering.