Eaton Heavy-Duty Clutch Selector

Eaton's clutch selector helps identify the correct clutch for your heavy-duty truck application. Self-adjusting clutches are recommended for trucks with hydraulic linkage to reduce the risk of drivetrain damage.

Heavy-Duty Clutch Selector Chart

The following table provides specifications for Eaton's heavy-duty clutches, categorized by 'Best' (Original Equipment Specifications), 'Better' (Aftermarket Specifications), and 'Good' (Remanufactured).

Spline Dia.	No. of Splines	Flywheel Bore Opening	No. of Springs / Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Best (Original Equipment Specifications)		Better (Aftermarket Specifications)		Good (Remanufactured)
Spline Dia.	No. of Splines	Flywheel Bore Opening	No. of Springs / Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Advantage® Self-Adjust	Easy Pedal® Manual Adjust	EverTough® Self-Adjust	Easy Pedal® Manual Adjust	Solo® Self-Adjust	Manual Adjust
7"	8	1400	Organic	108391-81AM	108391-81M0	108391-82M0	108391-74AM	108935-51AM	108935-51MO
	10	1650	4	108391-74AM	109700-74M0	309701-51	308925-51	109701-51AM	108935-51AM	108935-51MO
	1650	4	108935-61AM	109700-61MO	108935-61MO
	9	1850	4	309701-68	308925-68
8.5"	1650	6	309701-91	308925-91	108935-91AM	108935-91MO
	1760	6	109701-92AM
	1850	6	309701-98	308925-98
10"	7	1700	4	309701-82	308925-82	109701-82AM	108925-82AM	109700-82M0	108935-82MO
	7 / VCT Plus®	1750	4	309701-24 (-34)	308925-24 (-34)
	1860	4	309701-23	308925-23
10"	7 / VCT Plus	1860	6	309701-20 (-30)	308925-20 (-30)	109701-20AM	108925-20AM	109700-20MO	108935-20MO
	7	2050	6	109701-25AM	108925-25AM	109700-25M0	108935-25M0
	7 / VCT Plus	2050	6	309701-25 (-35)	308925-25 (-35)
10"	7 / VCT Plus	2250	6	309708-32 (-42)	308937-32 (-42)

15.5 inch Flywheel Bore Opening

Spline Dia. - No. of Splines	No. of Springs	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Better (Aftermarket Specifications)		Good (Remanufactured)
Spline Dia. - No. of Splines	No. of Springs	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Easy Pedal® Manual Adjust	EverTough® Manual Adjust	Easy Pedal® Manual Adjust	Solo® Manual Adjust
7" - 10	8	1400	Organic	108063-59
	950	6	108334-6		108034-61B	108034-61M0
	1000	3	N/A	N/A	108034-82B	108034-82MO
7"	8	1150	Organic	108050-59B	108050-59AM	108050-59M0
	1400	4
2" - 10	7+1	1860	6	109701-20AM	108925-20AM	109700-20MO	108935-20MO
7+1	1860	6	309701-20 (-30)	308925-20 (-30)
7	2050	6	109701-25AM	108925-25AM	109700-25M0	108935-25M0
7+1	2050	6	309701-25 (-35)	308925-25 (-35)
10"	7+1	2250	6	309708-32 (-42)	308937-32 (-42)

14 inch Flywheel Bore Opening

Spline Dia. - No. of Splines	No. of Springs	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Better (Aftermarket Specifications)		Good (Remanufactured)
Spline Dia. - No. of Splines	No. of Springs	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Easy Pedal® Manual Adjust	EverTough® Manual Adjust	Easy Pedal® Manual Adjust	Solo® Manual Adjust
1.75" - 10	8	1400	4	108063-59
	950	6	108334-6		108034-61B	108034-61M0
	1000	3	N/A	N/A	108034-82B	108034-82MO
7"	8	1150	Organic	108034-82B	108034-82MO
	1400	4	108050-59B	108050-59AM	108050-59M0
2" - 10	7+1	1860	6	109701-20AM	108925-20AM	109700-20MO	108935-20MO
7+1	1860	6	309701-20 (-30)	308925-20 (-30)
7	2050	6	109701-25AM	108925-25AM	109700-25M0	108935-25M0
7+1	2050	6	309701-25 (-35)	308925-25 (-35)
10"	7+1	2250	6	309708-32 (-42)	308937-32 (-42)

How to Choose Your Clutch

Choose size of your cast two-plate heavy-duty clutch.
Determine flywheel bore opening and select number of springs.
Choose damper type. The 7+1 Damper is designed to quiet idle rattle.
Choose clutch torque. Rating in the chart must be equal to or exceed engine torque rating.
Narrow clutch choice based on options. All part numbers in the row meet your specs.
Choose from new or remanufactured.

Advantage Series 7-spring VCT Plus: Eaton's premium damper, high torque capability with best-in-class vibration control.

Advantage Series Pre-Dampers: Effective at quieting neutral gear idle rattle (Pre-damper suffix in parentheses in the table above).

Estimated shipping weights: 15.5" = 150 lbs, 14" = 110 lbs.

Eaton Heavy-Duty Clutch Features

Advantage Series: Strap drive intermediate plate, spring separator system, original equipment specification, 3 year/unlimited mileage warranty, 50,000 mile lube interval.
EverTough: Aftermarket specification, 2 year/unlimited mileage warranty, 25,000 mile lube interval.
Remanufactured: Economy, 1 year/unlimited mileage warranty, longer service life compared to rebuilt, dual zerk.

Eaton Heavy-Duty Clutch for Automated Transmissions

Clutch Torque lb-ft (must equal or exceed engine torque)	Eaton Heavy-Duty ECA Clutch for Automated Transmission Kit Part No.	Eaton Heavy-Duty DM Clutch for Automated Transmission Kit Part No.
1850	122002-35A (w/ Low Capacity Inertia Brake) 122002-35EX (w/o Low Capacity Inertia Brake)
2250	122003-42A (w/ Low Capacity Inertia Brake)
1750		121000-1

DM and ECA clutches are backed by a 12 month/unlimited mile warranty.

Eaton® Heavy-Duty Clutch Installation Kits

When a transmission is pulled for a clutch replacement, consider replacing other clutch-related wear components with an Eaton Clutch Installation Kit. It provides all the necessary parts and instructions for longer clutch life, smoother shifts, and less wear on your transmission.

APPLICATION	KIT #	INCLUDES INPUT SHAFT #
RT Series	K-2468	23566
RT Series with Mack® style Pilot Bearing	K-3599	23566
RT Series - Severe Duty (designed for PTO applications)	K-3762	23566
RT Series with 14 Spline Input Shaft	K-3768	4304841
RT Series with Hydraulic Clutch Release	K-4125	23566
RT Series w/ 1.75" input shaft	K-4264	S-2928
FR Series	K-3600	4304633
FR Series with Mack® style Pilot Bearing	K-3601	4304633
FR Series with Original Design (4302315) Input Shaft	K-3602	4302315
FR Series with Hydraulic Clutch Release	K-4124	4304633
FR Series w/ 1.75" input shaft	K-4263	S-2790
FRLO (Lightning) Series	K-3764	4305624
All UltraShift PLUS	K-4145	4308011

Heavy-Duty Clutch Brakes

Torque Limiting	SPLINE	DESCRIPTION
1.75" - 10	Torque Limiting	127740
2" - 10	Torque Limiting	127760
		127200

Eaton Medium-Duty Clutch Selector

The Eaton Medium-Duty Clutch Selector helps identify the correct clutch for medium-duty applications.

Standard Stroke (.500" to .560" Bearing Travel)

Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	New		Remanufactured
Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Manual Solo® Adjustment	Manual Solo® Adjustment	Manual Solo® Adjustment	Manual Solo® Adjustment
1.75" - 10	1	7+1	620	3SB	109400-5	107683-5	109400-5M0	107683-5M0
	2**	7+1	800	Organic	109500-10	107237-10	109500-10MO	107237-10M0
		7+1	860	3 Trap	109500-22*	107237-22*	109500-22M0*
		7+1	860	3SB	109504-12	107342-12	109504-12M0
2.0" - 10	2**	7+1	1000	4SB	109504-24	107342-24	109504-24M0
		7+1	1000	6SB	109504-3	107342-5	109504-3M0
	8	1050	4SB	109504-20	107342-20	109504-20M0
	8	1150	4SB	109504-26	107342-26	109504-26M0

Short Stroke (.410" to .470" Bearing Travel)

Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	New		Remanufactured
Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Solo®	Solo®	Solo®	Solo®
1.75" - 10	1	7+1	620	8/ Free Travel	3SB	109404-5	109404-5M0	N/A	N/A
1.75" - 10	2**	7+1	860	3 Trap	109503-10	109503-10MO

Diaphragm Spring

Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	Adjustment		Free
Spline Dia. - No. of Splines	No. of Discs	Damper Type	Clutch Torque lb-ft (must equal or exceed engine torque)	Facing	New	Remanufactured	New	Remanufactured
1.75" - 10	1	8	660	Organic	104104-2		N/A	N/A
1.75" - 10	1	8	660	3SB	104100-2
2**	7+1	860	3SB	104200-1

How to Choose Your Clutch:

Choose linkage stroke and clutch type.
Choose spline diameter size and number of discs.
Choose damper type. The 7+1 Damper is designed to quiet idle rattle.
Choose clutch torque. Rating in chart must be equal to or exceed engine torque rating.
Narrow clutch choice based on options. All part numbers in row meet your specs.
Choose from new or remanufactured.

Severe Service: A combination of higher plate load, super buttons, or an additional number of facings. United States and Canada only.

Two Plate Clutches: Fits in place of single plate (pull type), however, this increases inertia to the transmission and may affect shiftability and longevity.

New: Longer service life, less downtime.

Remanufactured: Economy, longer service life compared to rebuilt.

Eaton Medium-Duty DM Clutch for Automated Transmission Kit Part No.: 121500-EX (for 700 lb-ft clutch torque).

For spec'ing or service assistance, contact Eaton at 1-800-826-HELP (4357) or visit www.eatonpartsonline.com. In Mexico, call 001-800-826-4357.

Eaton Vehicle Group
13100 E. Michigan Ave.
Galesburg, MI 49053 USA

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