New OEM Toro / Exmark Muffler Assembly

OEM Part Number: 116-1707
Replaces Part Number: 109-9879
Product Family: LAZER Z
Condition: New

This listing is for a new, genuine OEM Toro / Exmark muffler assembly, manufactured to original factory specifications for correct fit, reliable exhaust flow, and long service life on Toro and Exmark LAZER Z zero-turn mowers.

Using a new OEM muffler assembly helps maintain proper engine backpressure, noise control, and safe exhaust routing. Genuine Toro / Exmark parts ensure precise compatibility with the models and serial ranges listed below.

Key Product Details

• Condition: New

• Brand: Toro / Exmark

• OEM Part Number: 116-1707

• Replaces OEM Part Number: 109-9879

• Product Type: Muffler Assembly

• Equipment Type: Zero-Turn Mower

• Genuine OEM part, not aftermarket

Product Features

• Manufactured to Toro / Exmark OEM specifications

• Designed for proper exhaust routing and engine performance

• Helps maintain factory noise control and safe operation

• Durable construction for commercial mowing conditions

• Ensures correct fitment on listed LAZER Z models

Compatible Models and Serial Ranges

Organized by model type, then model number, then serial range.

LAZER Z

LRX Series

• LRX921GKA606Q1

  • 417930746 - 420130746

  • 420130747

• LRX921GKA726Q1

  • 417930746 - 420130746

  • 420130747

LZX Series

• LZX921GKA60600

  • 406294345 - 408644345

• LZX921GKA606A1

  • 411294212 - 413950473

• LZX921GKA606A5

  • 408644346 - 411294211

• LZX921GKA606C1

  • 416150475 - 417930745

• LZX921GKA606Q1

  • 413950474 - 416150474

  • 416150475 - 417930745

• LZX921GKA72600

  • 316000000 - 399999999

• LZX921GKA726A1

  • 411294212 - 413950473

• LZX921GKA726A5

  • 408644346 - 411294211

• LZX921GKA726B1

  • 316000000 - 399999999

• LZX921GKA726C1

  • 406294345 - 408644345

  • 416150475 - 417930745

• LZX921GKA726Q1

  • 413950474 - 416150474

  • 416150475 - 417930745

• LZX921KA606

  • 314000000 - 314999999

• LZX921KA726

  • 314000000 - 314999999

LZZ Series

• LZZ23KC486: 850000 - 919999

• LZZ23KC526: 850000 - 919999

• LZZ24KA526: 850000 - 919999

• LZZ24KA526CA: 850000 - 919999

• LZZ27KC526: 850000 - 919999

• LZZ27KC526CA: 850000 - 919999

• LZZ27KC606: 850000 - 919999

• LZZ27KC606CA: 850000 - 919999

• LZZ29KA606: 850000 - 919999

• LZZ29KCE606: 850000 - 919999

• LZZ34KA606: 850000 - 919999

• LZZ34KA726: 850000 - 919999

• LZZ34KC606: 850000 - 919999

• LZZ34KC726: 850000 - 919999

• LZZ38KC606: 850000 - 919999

• LZZ38KC726: 850000 - 919999

Fitment Note

Always verify your model number and serial range before ordering to ensure correct compatibility.

Why Choose Genuine Toro / Exmark OEM Parts

Toro / Exmark OEM muffler assemblies are designed to match factory mounting points, exhaust routing, and performance requirements. OEM parts help reduce fitment issues, prevent leaks, and maintain reliable mower operation.

This is a new OEM Toro / Exmark muffler assembly.
Order part number 116-1707 (replaces 109-9879) today for factory-correct fitment and dependable performance.