12V Starter Motor for John Deere 316 / 318 / 420 Onan Tractors – AM104504 AM109263
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
- 1984 John Deere 316 with Onan P218G engine
- 1985 John Deere 316 with Onan P218G engine
- 1986 John Deere 316 with Onan P218G engine
- 1987 John Deere 316 with Onan P218G engine
- 1988 John Deere 316 with Onan P218G engine
- 1989 John Deere 316 with Onan P218G engine
- 1990 John Deere 316 with Onan P218G engine
- 1991 John Deere 316 with Onan P218G engine
- 1992 John Deere 316 with Onan P218G engine
- 1983 John Deere 318 with Onan P218G engine
- 1984 John Deere 318 with Onan P218G engine
- 1985 John Deere 318 with Onan P218G engine
- 1986 John Deere 318 with Onan P218G engine
- 1987 John Deere 318 with Onan P218G engine
- 1988 John Deere 318 with Onan P218G engine
- 1989 John Deere 318 with Onan P218G engine
- 1990 John Deere 318 with Onan P218G engine
- 1991 John Deere 318 with Onan P218G engine
- 1992 John Deere 318 with Onan P218G engine
- 1983 John Deere 420 with Onan P220G engine
- 1984 John Deere 420 with Onan P220G engine
- 1985 John Deere 420 with Onan P220G engine
- 1986 John Deere 420 with Onan P220G engine
- 1987 John Deere 420 with Onan P220G engine
- 1988 John Deere 420 with Onan P220G engine
- 1989 John Deere 420 with Onan P220G engine
- 1990 John Deere 420 with Onan P220G engine
- 1991 John Deere 420 with Onan P220G engine
Important fitment note: Do not buy by tractor model alone: verify the Onan engine and compare starter rotation, gear teeth and bolt pattern.
We do our best to list all compatible models. Where a machine has multiple trims, body designs, mounting patterns or production changes, confirm the configuration before ordering.
Product Overview
If a tractor only clicks or cranks slowly after the battery and cables have been checked, a worn starter may be the cause. This 9-tooth counterclockwise direct-drive unit is for specific Onan-powered machines.
12V, 0.8kW, 9-tooth, CCW direct-drive starter with a two-threaded-hole mounting pattern.
Key Features & Performance
- Component: 12V Starter Motor.
- Relevant models / setup: John Deere 316 with Onan P218G engine; John Deere 318 with Onan P218G engine; John Deere 420 with Onan P220G engine
Specifications
- Part: 12V Starter Motor
- Application: Vehicle/equipment-specific
- Condition: New aftermarket replacement or accessory
- Northline Parts SKU: NLT2P01607
- Manufacturer/OE references: AM104504, AM109263, M2T43581, 191-1682-05, 191-1949-05, 17312
Replaces Part Numbers
- AM104504
- AM109263
- M2T43581
- 191-1682-05
- 191-1949-05
- 17312
Match the part number and the physical configuration of your old component before ordering. Similar models can use different mounting arrangements.
Installation & Fitment Notes
Do not buy by tractor model alone: verify the Onan engine and compare starter rotation, gear teeth and bolt pattern.
Use the vehicle or equipment manufacturer’s installation procedure and recommended fastener torque. Replace damaged hardware and inspect nearby parts while the assembly is accessible.
Frequently Asked Questions
Is this a genuine factory-manufactured part?
No. This item is sold as an aftermarket replacement or accessory. Any vehicle or equipment brand names and original part numbers describe the intended application, not the manufacturer of this item.
How do I know it will fit?
Do not buy by tractor model alone: verify the Onan engine and compare starter rotation, gear teeth and bolt pattern.
What comes with this item?
The product or kit shown in the product photos is what is offered. Hardware, related assemblies and additional accessories should not be assumed included unless they are specifically listed.
Part Summary
Part: 12V Starter Motor
Fitment: 1984-1992 John Deere 316 with Onan P218G engine; 1983-1992 John Deere 318 with Onan P218G engine; 1983-1991 John Deere 420 with Onan P220G engine
OE / Reference Numbers: AM104504, AM109263, M2T43581, 191-1682-05, 191-1949-05, 17312
Purpose: If a tractor only clicks or cranks slowly after the battery and cables have been checked, a worn starter may be the cause. This 9-tooth counterclockwise direct-drive unit is for specific Onan-powered machines.
Northline Parts SKU: NLT2P01607
Keywords: 12V Starter Motor, 12V Starter Motor for John Deere 316 / 318 / 420 Onan Tractors – AM104504 AM109263, AM104504, AM109263, M2T43581, 191-1682-05, 191-1949-05, 17312, NLT2P01607, Northline Parts