Packaging placeholder for Kohler PA-KT730-3021 KT730 E09 SIMPLICITY - REPLACE Click to zoom

Rehlko (formerly Kohler) PA-KT730-3021 23 HP 7000 Series Vertical Engine, 1" x 3-5/32" Shaft, Low-Profile Air Cleaner (for Simplicity)

MPN PA-KT730-3021

In stockEngines

Specifications

Manufacturer
Rehlko (formerly Kohler Engines)
Part number (MPN)
PA-KT730-3021
Kohler part number
KT730-3021
Series
7000 Series
Gross power
23 HP
Displacement
725 cc
Cylinders
V-twin, OHV
Crankshaft orientation
Vertical
Crankshaft
1" x 3-5/32"
Air cleaner
Low-Profile Air Cleaner
Original equipment
Simplicity
Factory spec description
KT730 E09 SIMPLICITY - REPLACE
Condition
New, genuine OEM
Shipping
$200 flat-rate LTL freight (lower 48 + DC)

Overview

🚚 Flat-rate LTL freight: $200
Ships palletized by LTL freight to the lower 48 states + DC for a flat $200. Need it fast? Choose Expedited or Need It Fast ($235.95) at checkout and we'll call you with the fastest options.

The Rehlko PA-KT730-3021 (formerly Kohler KT730-3021) is a 23 HP 725cc 7000 Series (V-twin, OHV) vertical-shaft engine with a 1" x 3-5/32" crankshaft and low-profile air cleaner. It was built as an OEM spec for Simplicity equipment. Factory description: KT730 E09 SIMPLICITY - REPLACE.

Rehlko is the new name for Kohler Engines — same factory, same design, same part number. Search either name; Kohler KT730-3021 and Rehlko PA-KT730-3021 are the same genuine engine.

Why buy the PA-KT730-3021 from RFQQQ

  • Brand new, genuine Rehlko (Kohler) OEM engine backed by the manufacturer's engine warranty
  • $200 flat-rate LTL freight to the lower 48 + DC; Expedited / Need It Fast available
  • Pro accounts, net terms and POs for dealers, rental yards and contractors
  • Real people on the phone at (646) 666-7225 to confirm fitment before you order

Key features

  • 23 HP 725cc 7000 Series engine
  • Vertical crankshaft: 1" x 3-5/32"
  • Low-Profile Air Cleaner
  • Original-equipment spec for Simplicity
  • Genuine Kohler/Rehlko engine, built to the original factory spec

Specifications

Manufacturer Rehlko (formerly Kohler Engines)
Part number (MPN) PA-KT730-3021
Kohler part number KT730-3021
Series 7000 Series
Gross power 23 HP
Displacement 725 cc
Cylinders V-twin, OHV
Crankshaft orientation Vertical
Crankshaft 1" x 3-5/32"
Air cleaner Low-Profile Air Cleaner
Original equipment Simplicity
Factory spec description KT730 E09 SIMPLICITY - REPLACE
Condition New, genuine OEM
Shipping $200 flat-rate LTL freight (lower 48 + DC)

Fitment notes

  • Muffler, mounting hardware and OEM-specific brackets are generally not included unless noted — reuse your existing exhaust and hardware.
  • Match the spec number on your engine tag (KT730-3021) and confirm crankshaft size, mounting, PTO/clutch, fuel and wiring connections. Not sure? Call (646) 666-7225 with your engine model and spec number and we'll confirm.

Frequently asked questions

Is the PA-KT730-3021 a Kohler or a Rehlko engine?

Both. Kohler Engines rebranded to Rehlko; the design, factory and part number are unchanged. Kohler KT730-3021 and Rehlko PA-KT730-3021 are the same engine.

How much does shipping cost?

Engines ship palletized by LTL freight for a flat $200 to the lower 48 states and DC. Expedited / Need It Fast ($235.95) is available at checkout.

What is the crankshaft size?

1" x 3-5/32" (vertical shaft). Always confirm against your original engine before ordering.

Is this a genuine OEM engine?

Yes — brand new, genuine engine with the manufacturer's warranty.

Not the right engine?

Get a repower quote

Old engine discontinued or out of stock? Send us the model/spec from your engine and we'll match a current replacement that bolts in.

Request a repower quote

Free · No obligation · Quoted within 1–2 business days