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Knob-Int Thr .312-18

Part #1670578SM No reviews yet — be the first Find it in 20 parts diagrams

About this item

Genuine Ferris OEM part — direct factory replacement
Fits 49 Ferris models

$16.87/ each · USD

In Stock

usually ships same day

Qty

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Ferris parts · since 1953

$16.87/ each · USD

In Stock

usually ships same day

Qty

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Ferris parts · since 1953

Overview

Product description

Built for the Ferris 5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE) and 5902073 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K24, NA), this knob-int thr installs as a direct OEM replacement. Compatible with 49 Ferris models across 9 series.

Specifications

Technical specifications

5 attributes

Part type: Knob-Int Thr
Fits: 49 Ferris models
Brand: Ferris
Part number (MPN): 1670578SM
SKU: CT-FER-1670578SM

Fit & diagrams

Compatibility

Will it fit your machine?

Type your model to confirm it fits — or browse the full compatibility list below.

Equipment models this part fits
Model	Series
5902036	Zero-Turn Riding Mowers
5902073	Zero-Turn Mower - Commercial
5902074	Zero-Turn Mower - Commercial
5902075	Zero-Turn Mower - Commercial
5902084	Zero-Turn Mower - Commercial
5902086	Zero-Turn Riding Mower - Commercial
5902064	Zero-Turn Rider - Commercial
5902065	Zero-Turn Rider - Commercial
5902066	Zero-Turn Rider - Commercial
5902067	Zero-Turn Rider - Commercial
5902068	Zero-Turn Rider - Commercial
5902072	Zero-Turn Mower - Commercial
5902078	Zero-Turn Mower - Commercial
5902079	Zero-Turn Mower - Commercial
5902080	Zero-Turn Mower - Commercial
5902081	Other
5902083	Zero-Turn Mower - Commercial
5902088	Zero-Turn Mower - Commercial
5902089	Zero-Turn Mower - Commercial
5902090	Zero-Turn Mower - Commercial
5902118	Zero-Turn Rider - Commercial
5902145	Zero-Turn Riding Mower
5902156	Zero-Turn Riding Mowers
5902160	Zero-Turn Riding Mower
5902161	Zero-Turn Riding Mower
5902172	Zero-Turn Riding Mowers
5902173	Zero-Turn Riding Mowers
5601534	Attachment - Commercial
5901548	Zero Turn Mower - Commercial
5901549	Zero Turn Mower - Commercial
5901688	Zero Turn Mower - Commercial
5901689	Zero Turn Mower - Commercial
5901895	Zero Turn Mower - Commercial
5901908	Zero Turn Mower - Commercial
5901911	Zero Turn Mower - Commercial
5901914	Zero Turn Mower - Commercial
5902076	Zero-Turn Mower - Commercial
5902085	Zero-Turn Mower - Commercial
5902091	Zero-Turn Mower - Commercial
5902092	Zero-Turn Mower - Commercial
5902109	Zero-Turn Mowers - Commercial
5902110	Zero-Turn Mowers - Commercial
5902112	Zero-Turn Mowers - Commercial
5902154	Zero-Turn Riding Mowers
5902155	Zero-Turn Riding Mowers
5902157	Zero-Turn Mowers - Commercial
5902159	Zero-Turn Riding Mower - Commercial
5902180	Zero-Turn Riding Mower
5902189	Zero-Turn Riding Mowers

Showing the first 10 of 49 compatible models — type your model above to jump straight to it.

Not sure it fits? Search by serial number for an exact, machine-specific match.

Parts diagrams

Find it in the exploded diagram

Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.

FerrisSystemAssemblyThis part

Parts diagrams this part appears in
Assembly	Machine	Callout	Parts	View
Forward Discharge Elbow Accessory	5601534 - Forward Discharge Elbow Kit · Attachment - Commercial	#80	34	View
Seat Mount and Floor Group S/N: 4000875837 and Above	5901548 - F60Z Series w/ 36" Mower Deck (F60ZB2536) · Zero Turn Mower - Commercial	#16	43	View
Seat Mount and Floor Group S/N: 4002352768 and below	5901914 - ISX3300 CE Series & ROPS (ISX3300BVE37CE) · Zero Turn Mower - Commercial	#90	47	View
Seat Mount & Floor Group S/N: 4002340029 and Above	5901908 - IS600Z Series w/ 48" Side Discharge Flat-Nosed Mower Deck (IS600ZKAV1948) · Zero Turn Mower - Commercial	#150	24	View
Seat Mount and Floor Group S/N: 4002328396 and below	5902072 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, B27 E, NA) · Zero-Turn Mower - Commercial	#90	33	View
Seat Mount and Floor Group S/N: 4002328397 to 4002411631	5902078 - ISX2200 Series w/ 60" iCD+ Mower Deck & ROPS (ISX2200, 60, V28 E OG, NA) · Zero-Turn Mower - Commercial	#90	35	View
Seat Mount and Floor Group S/N: 4002328397 to 4002411631	5902072 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, B27 E, NA) · Zero-Turn Mower - Commercial	#90	33	View
Seat Mount and Floor Group S/N: 4002411632 and Above	5902091 - ISX2200 CE Series w/ 52" 3-in-1 Mower Deck & ROPS (ISX2200BVE2852SRDCE) · Zero-Turn Mower - Commercial	#90	41	View
Seat Mount and Floor Group S/N: 4002411632 and Above	5902073 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K24, NA) · Zero-Turn Mower - Commercial	#90	42	View
Seat Mount and Floor Group S/N: 4002411632 and Above	5902078 - ISX2200 Series w/ 60" iCD+ Mower Deck & ROPS (ISX2200, 60, V28 E OG, NA) · Zero-Turn Mower - Commercial	#90	43	View
Seat Mount and Floor Group	5902157 - ISX2200 Series w/ 52" iCD+ Mower Deck & ROPS (ISX2200, 52, V28 E OG, NA) · Zero-Turn Mowers - Commercial	#90	43	View
Seat Mount and Floor Group S/N: 4002328397 to 4002411631	5902064 - ISX3300 Series w/ 60" Mower Deck & ROPS (ISX3300BVE4060SS) · Zero-Turn Rider - Commercial	#90	41	View
Seat Mount and Floor Group S/N: 4002411632 and above	5902064 - ISX3300 Series w/ 60" Mower Deck & ROPS (ISX3300BVE4060SS) · Zero-Turn Rider - Commercial	#90	50	View
Seat Mount and Floor Group S/N: 4002351213 and below	5902086 - ISX800 Series w/ 52" 3-in-1 Mower Deck (ISX800, 132CM TRPL, B27, EU) · Zero-Turn Riding Mower - Commercial	#90	32	View
Seat Mount and Floor Group S/N: 4002351214 to 4002411631	5902086 - ISX800 Series w/ 52" 3-in-1 Mower Deck (ISX800, 132CM TRPL, B27, EU) · Zero-Turn Riding Mower - Commercial	#90	32	View
Seat Mount and Floor Group S/N: 4002411632 and above	5902086 - ISX800 Series w/ 52" 3-in-1 Mower Deck (ISX800, 132CM TRPL, B27, EU) · Zero-Turn Riding Mower - Commercial	#90	42	View
Seat Mount and Floor Group	5902154 - ISX800 Series w/ 52" iCD+ Mower Deck (ISX800, 52, B27, NA) · Zero-Turn Riding Mowers	#90	42	View
Seat Mount and Floor Group S/N: 4002352769 to 4002411631	5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE) · Zero-Turn Riding Mowers	#90	43	View
Seat Mount and Floor Group S/N: 4002411631 and Below	5902156 - ISX800 AUS Series w/ 52" Mower Deck (ISX800, 52, B27 E OX, AUS) · Zero-Turn Riding Mowers	#90	33	View
Seat Mount and Floor Group S/N: 4002411632 and above	5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE) · Zero-Turn Riding Mowers	#90	50	View

Service & support

Watch

Video guides

Install, fitment & service walkthroughs for this part.

6 videos

Questions

Frequently asked questions

Quick answers to what operators ask most before they order this part.

What equipment does Ferris part 1670578SM fit?
It fits 49 Ferris models, including the 5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE), 5902073 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K24, NA), 5902074 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K26 E, NA) and 46 more.
Is Ferris part 1670578SM a genuine OEM knob-int thr?
Yes — 1670578SM is a genuine Ferris OEM knob-int thr, supplied new by Clinton Tractor.
How do I confirm Ferris knob-int thr 1670578SM fits my machine?
Match your model and serial number against the fitment list on this page — it covers the Ferris 5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE) — or send your serial to Clinton Tractor and we'll confirm 1670578SM.

Buyers & extras

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Part guide

Ferris 1670578SM knob-int thr — buyer's guide

~1 min read

Ferris 1670578SM is the knob-int thr Clinton Tractor supplies for this application. It is listed as fitting 49 Ferris models.

What 1670578SM fits

This knob-int thr covers 49 Ferris models. Commonly ordered for the 5902036 - ISX3300 CE Series & ROPS (ISX3300BVE40CE), 5902073 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K24, NA), 5902074 - ISX800 Series w/ 60" iCD+ Mower Deck (ISX800, 60, K26 E, NA). If your machine isn't listed, check the serial number before ordering.

Knob-Int Thr .312-181670578SM · $16.87

In Stock

$16.87In Stock