// IMG 1 OF 1012V 145A Alternator, 21SI-Style

Description

The 7685 is a 12v 160 amp delco 21si-type alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Series: 21SI - Voltage: 12V - Output: 160 amp Vehicle Compatibility: - Makes: Chevrolet, Ford, Freightliner, GMC, International, Kenworth, Mack, Peterbilt (1981-2004) - Models include: Mack CM; International F2554; International 8100; Ford LL9000; International 1754; Ford F-600 LPO - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 10459050, 10459051, 10459336, 10459462, 110-444, 1117917, 1117919, 1117920, 1117921, 1117922 (plus 49 more on file). Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.

Specifications

Output145
Voltage12
TypeAlternator
DesignIR/EF
RotationCW
ManufacturerDELCO
Series21SI
PulleyWO/ PULLEY
Pulley groove OD0
Plug code151
Lester number7685
PIC code240-872A, 240-872
NotesThis is the Same as the 240-872, Except This Unit Uses the Later Rotor Shaft and Larger Rear Bearing. The 7685, Fit With a Smaller Diameter Pulley, Becomes the 8022 (160A). Output is Determined By the Correct Pulley Being Used.The 22SI Unit With Specs Virtually the Same as This 21SI Unit is the 8078 (240-4017A). 22SI Units Have Improved Physical Characteristics Over the 21SI, as Well as the Autostart Trio Feature Not Used in the 21SI. This Should Be Considered if Using the 22SI In Place of the 21SI. The Vset on this unit is 14.1 . Same with 14.5 Vset see 240-861C | The 7685, Fit With a Smaller Diameter Pulley, Becomes the 8022 (160A). Output is Determined By the Correct Pulley Being Used.The 22SI Unit With Specs Virtually the Same as This 21SI Unit is the 8078 (240-4017A). 22SI Units Have Improved Physical Characteristics Over the 21SI, as Well as the Autostart Trio Feature Not Used in the 21SI. This Should Be Considered if Using the 22SI In Place of the 21SI.The Vset on this unit is 14.1 . Same with 14.5 Vset see 240-861C

Confirmed fitment

Verified applications from the ePartsGlobal catalog. If your engine isn't listed, send us the OEM part number and we'll cross-reference it.

MakeModelEngineYearsApplication
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar C-101994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar C-121994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins L-101994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins M111994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins N141994–1997Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC112 / 120 DD 60 Series1994–1998Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar C-101993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar C-121993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins L-101993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins M111993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins N141993–1997Heavy Duty · domestic
Freightliner Heavy DutyFLD112 / 120 DD 60 Series1993–1998Heavy Duty · domestic
Freightliner Medium/Heavy TruckCentury ClassL6 10.8L 10834cc 661cid1997–1998Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckCentury ClassL6 11.1L 11096cc 677cid1997–1998Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckCentury ClassL6 12.7L 12686cc 774cid1996–1998Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckCentury ClassL6 14.0L 14013cc 855cid1997–1998Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL106L4 8.5L 8506cc 519cid1996–1998Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL50L6 5.9L 359cid1995–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL50L6 5.9L 5882cc 359cid1994–1994Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL50L6 7.2L 441cid1995–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL50L6 8.3L 8268cc 504cid1995–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL60L6 5.9L 359cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL60L6 7.2L 441cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL60L6 8.3L 8268cc 504cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL70L6 5.9L 359cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL70L6 7.2L 441cid1995–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL70L6 8.3L 8268cc 504cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL80L6 5.9L 359cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL80L6 7.2L 441cid1994–1997Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckFL80L6 8.3L 8268cc 504cid1994–1997Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCummins M111994–1994Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCummins N141994–1994Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 Series DD 60 Series—1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCummins M111994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCummins N141994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 Series DD 60 Series—1994–1994Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK300L6 8.3L 8268cc 504cid1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT300L6 7.2L 441cid1995–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT300L6 8.3L 8268cc 504cid1995–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCummins M111994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCummins M111994–1996Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins L-101994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins M111994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins N141994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 Series DD 60 Series—1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins L-101994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins M111994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins N141994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 Series DD 60 Series—1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar1994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCummins M111994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCummins N141994–1995Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 Series DD 60 Series—1994–1995Medium/Heavy Truck · domestic
Peterbilt Medium/Heavy Truck320L6 8.3L 8268cc 504cid1994–1995Medium/Heavy Truck · domestic
Peterbilt Medium/Heavy Truck357L6 8.3L 8268cc 504cid1995–1995Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckACL42 / ACL64 SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckVNL SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckWA / WC / WG / WH / WI / WX SeriesCaterpillar1994–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckWA / WC / WG / WH / WI / WX SeriesCummins L-101990–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckWA / WC / WG / WH / WI / WX SeriesCummins M111994–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckWA / WC / WG / WH / WI / WX SeriesCummins N141994–1996Medium/Heavy Truck · domestic
Volvo Medium/Heavy TruckWA / WC / WG / WH / WI / WX SeriesVolvo VED 121996–1996Medium/Heavy Truck · domestic
Western Star HD Heavy DutyAll Models (By Engine)Caterpillar1994–1997Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Caterpillar1994–1996Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Cummins L-101994–1996Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Cummins M111994–1996Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Cummins N141994–1996Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine) DD 60 Series—1994–1995Hd Heavy Duty · domestic
Freightliner Heavy DutyFL90 Cummins 5.9L ISB1992–1993Heavy Duty · domestic
Freightliner Heavy DutyFL90 Cummins 8.3L ISC1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL 90 DD 50 Series—1992–1993Heavy Duty · domestic
Freightliner Heavy DutyFL90 Mercedes OM3661989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Caterpillar1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins 8.3L ISC1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins L-101989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC 112 /120 Cummins N141989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC112 / 120 DD 60 Series1989–1993Heavy Duty · domestic
Freightliner Heavy DutyFL, FLC112 / 120 DD 8V-921989–1993Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Caterpillar1989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins 8.3L ISC1989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins L-101989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD 112 /120 Cummins N141989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD112 / 120 DD 60 Series1989–1992Heavy Duty · domestic
Freightliner Heavy DutyFLD112 / 120 DD 8V-921989–1992Heavy Duty · domestic
Freightliner Medium/Heavy TruckClassicCaterpillar1990–1993Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckClassicCaterpillar1990–1993Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckClassicCummins N141990–1993Medium/Heavy Truck · domestic
Freightliner Medium/Heavy TruckClassic DD 60 Series—1990–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCaterpillar 34061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 SeriesCummins N141993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckC500 Series DD 60 Series—1993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCaterpillar 34061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 SeriesCummins N141993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckK100 Series DD 60 Series—1993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT400 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT450 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCaterpillar 34061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins L-101993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 SeriesCummins N141993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT600 Series DD 60 Series—1993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCaterpillar 34061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins L-101993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 SeriesCummins N141993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckT800 Series DD 60 Series—1993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar 31761993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar 33061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCaterpillar 34061993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCummins M111993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 SeriesCummins N141993–1993Medium/Heavy Truck · domestic
Kenworth Medium/Heavy TruckW900 Series DD 60 Series—1993–1993Medium/Heavy Truck · domestic
Western Star HD Heavy DutyAll Models (By Engine)Caterpillar1989–1993Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Caterpillar1989–1993Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Cummins L-101989–1993Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine)Cummins N141989–1993Hd Heavy Duty · domestic
Western Star HD Heavy DutyAll Models (By Engine) DD 60 Series—1989–1993Hd Heavy Duty · domestic

Cross-reference

OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.

WAI New7685N
Caterpillar1214134
Cummins3675158RX
Delco10459336, 19010126, 19010168
Lester7685
New Tech HON8020HO
Cummins3604668RX
Delco10459050, 10459051, 1117964
Machinery ComponentsGM-211