Description
The Toro / Exmark 142-3609 pump section kit is a genuine OEM 12CC LH hydro pump section kit for select Toro and Exmark commercial zero-turn mowers. This part replaces 135-6827 and is commonly used in compatible left-hand hydro drive assemblies on Exmark Lazer Z and Toro Z Master models.
OEM Toro and Exmark parts are designed for proper fit, reliable performance, and correct operation with the equipment they were built for. The 142-3609 pump section kit is commonly associated with LH hydro assembly applications, including assembly numbers 135-7899 and 135-7903 on select models.
This kit is commonly used on Exmark Lazer Z E-Series, Lazer Z S-Series, Lazer Z X-Series, and Toro Z Master commercial mower applications.
Toro / Exmark 142-3609 Specs
Brand: Toro / Exmark
Part Number: 142-3609
Replaces: 135-6827
Product Type: Pump Section Kit
Pump Size: 12CC
Side: LH / Left-Hand
OEM / Aftermarket: Genuine OEM
Common Application: Hydro drive system
Common Equipment: Exmark Lazer Z and Toro Z Master commercial zero-turn mowers
Related LH Hydro Assemblies: 135-7899 and 135-7903
Replaces / Cross-References
Toro / Exmark 142-3609 replaces or cross-references with:
135-6827
142-3609
Common Model Fit
Toro / Exmark 142-3609 is commonly used on select models in the following equipment families:
Exmark Lazer Z E-Series
Exmark Lazer Z S-Series
Exmark Lazer Z X-Series
Toro Z Master 3000 Series
Toro Z Master 5000 Series
Toro Z Master 6000 Series
Common Exmark model prefixes include:
LRS749
LRS801
LRX801
LRX820
LZE740
LZE742
LZE751
LZE801
LZE810
LZS740
LZS749
LZS801
LZS850
LZX801
Common Related Hydro Assemblies
This pump section kit is commonly associated with select left-hand hydro assemblies, including:
LH Hydro Assembly No. 135-7899
LH Hydro Assembly No. 135-7903
Important Fitment Note
Toro / Exmark 142-3609 is a left-hand 12CC pump section kit. Many Exmark Lazer Z and Toro Z Master models use different hydro assemblies depending on model, deck size, engine option, and serial number range.
Before ordering, confirm:
Your mower model number
Your serial number range
Whether you need the LH / left-hand pump section
Your LH hydro assembly number
Whether your machine uses LH Hydro Assembly No. 135-7899 or 135-7903
Frequently Asked Questions
Is Toro / Exmark 142-3609 an OEM part?
Yes. Toro / Exmark 142-3609 is a genuine OEM pump section kit.
Does Toro / Exmark 142-3609 replace 135-6827?
Yes. Toro / Exmark 142-3609 replaces 135-6827 for compatible 12CC LH pump section applications.
What does 12CC LH mean?
12CC refers to the pump section size, and LH means left-hand. This part is for compatible left-hand hydro drive applications.
What equipment does 142-3609 fit?
This kit commonly fits select Exmark Lazer Z E-Series, S-Series, X-Series, and Toro Z Master commercial mower models.
Does this fit all Lazer Z mowers?
No. Fitment depends on the exact model number, serial number range, and hydro assembly number. Always verify before ordering.
Is this related to LH Hydro Assembly 135-7899 or 135-7903?
Yes. This pump section kit is commonly associated with select applications using LH Hydro Assembly No. 135-7899 or 135-7903.
How do I confirm this is the correct part?
Check your mower model number, serial number range, and hydro assembly number. If you are unsure, contact P&P Small Engines with your model and serial number before ordering.






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