Allison MT643 Transmissions For Sale

Allison MT643 Transmission for a 1978 International Harvester CO1850

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$1,595 USD

GOOD INSPECTED TAKEOUT,WILL PULL PAN AND INSPECT. 90 DAY WARRANTY. LOW MILE FIRETRUCK APPLICATION. ADAPTERS AVAILABLE, Serial#: GET, Core Charge: NA, Engine Make: Caterpillar, Engine Model:...

Condition	Used
Engine Model	Caterpillar 3208
Fits To Make(s)	International Harvester
Fits To Model(s)	CO1850
Will Fit Year(s)	1978
Part Number	MT-653
Stock Number	91225-2
MLS Number	13849944
Category	Transmissions
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1987 GMC C7000

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$1,095 USD

MT643, 3208T ENGINE, WILL INSPECT, 90 DAY WARRANTY, Serial#: GET, Engine Make: Caterpillar, Engine Model: 3208

Condition	Used
Engine Model	Caterpillar 3208
Fits To Make(s)	GMC
Fits To Model(s)	C7000
Will Fit Year(s)	1987
Stock Number	80724-2
MLS Number	13057763
Category	Transmissions
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission

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$995 USD

MT643 INSPECTED TAKEOUT, 90 DAY WARRANTY, Serial#: 23012180, Engine Make: Detroit, Engine Model: 8.2 LITER

Condition	Used
Engine Model	Detroit 8.2 LITER
Part Number	MT643
Stock Number	164132
MLS Number	12924260
Category	Transmissions
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1990 GMC C7000 Topkick

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$1,095 USD

MT643 USED TRANSMISSION ASSEMBLY/ 653/643 ADAPTER PLATES AVAILABLE. PRICE TRANS ONLY, Serial#: 2410396335, Core Charge: NA, Engine Make: Caterpillar, Engine Model: 3116

Condition	Used
Engine Model	Caterpillar 3116
Fits To Make(s)	GMC
Fits To Model(s)	C7000 Topkick
Will Fit Year(s)	1990
Part Number	MT653
Stock Number	80823-11
MLS Number	12233901
Category	Transmissions
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1998 Blue Bird Bluebird School Bus

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$1,095 USD

MT643 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Serial#: 2430576906, Core Charge: NA, Engine Make: Caterpillar, Engine Model: 3116

Condition	Used
Engine Model	Caterpillar 3116
Fits To Make(s)	Blue Bird
Fits To Model(s)	Bluebird School Bus
Will Fit Year(s)	1998
Part Number	MT643
Stock Number	91220-2
MLS Number	10455471
Category	Transmissions
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1987 GMC C7000

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$895 USD

MT643 3208N CAT 87 C7000 TOPKICK, Serial#: GET, Engine Make: Caterpillar, Engine Model: 3208, Casting#: GET

Condition	Used
Engine Model	Caterpillar 3208
Fits To Make(s)	GMC
Fits To Model(s)	C7000
Will Fit Year(s)	1987
Stock Number	31320-15
MLS Number	10162823
Category	Transmissions
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission

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$995 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Serial#: 2410205457, Core Charge: EXCHANGE, Engine Make: Detroit, Engine Model: 8.2 LITER - TURBO

Condition	Used
Engine Model	Detroit 8.2 LITER - TURBO
Part Number	23014315
Stock Number	73351
MLS Number	9843721
Category	Transmissions
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1991 Ford LN8000

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$995 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Serial#: GET, Core Charge: NA/, Engine Make: Ford, Engine Model: 7.8L

Condition	Used
Engine Model	Ford 7.8L
Fits To Make(s)	Ford
Fits To Model(s)	LN8000
Will Fit Year(s)	1991
Part Number	NA/
Stock Number	40818-12
MLS Number	9393946
Category	Transmissions
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Allison MT643 Transmission for a 1992 Peterbilt 320

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$995 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Serial#: 29505195, Core Charge: N/A, Engine Make: Cummins, Engine Model: 8.3

Condition	Used
Engine Model	Cummins 8.3
Fits To Make(s)	Peterbilt
Fits To Model(s)	320
Will Fit Year(s)	1992
Stock Number	61017-9
MLS Number	9144390
Category	Transmissions
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 465-___ SHOW
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Allison MT643 Transmission

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$1,500 USD

Allison MT643. Locked up. S/N FZ3453, Core Charge: 0, Input Shaft: YES

Condition	Used
Fits To Make(s)	Allison
Fits To Model(s)	MT643
Part Number	FZ3453
Stock Number	144219
MLS Number	12213913
Category	Transmissions
Last Updated	5/14/2026
Location	Louisville, KY, US
Sold By	River City Truck Parts

(844) 596-___ SHOW
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Allison MT643 Transmission

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$3,395 USD

ALLISON OEM DEALER REMANUFACTURED TRANSMISSION. EXCHANGE WITH ONE YEAR OEM DEALER WARRANTY, $1600.00 REFUNDABLE CORE DEPOSIT PRICE INCLUDES FREIGHT BOTH WAYS US48, MOST ARE $3395.00 EXCHANGE...

Condition	Remanufactured
Stock Number	24402
MLS Number	13353922
Category	Transmissions
Last Updated	5/14/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

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2000 Allison MT643 Transmission for a Freightliner FL60

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$1,250 USD

Allison MT643 Transmission Assembly With PTO, Good Condition. Ship ready, Removed from a 2000 Freightliner FL60. 55K Miles. Call DTI Trucks for more information and a shipping quote. SN...

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FL60
Stock Number	75555
MLS Number	13741577
Category	Transmissions
Last Updated	5/12/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

Allison MT643 Transmission for a 1999 Ottawa M-297400

$1,199.99 USD

(Used) 1998 Allison (AT), TRANSMISSION ASSEMBLY- REMANUFACTURED WELLER!! Model: MT643, Tag Number: 540326, Part Number: 29523799, Engine: Cummins B5.9, Reference images for condition. For...

Condition	Used
Engine Model	Cummins B5.9
Fits To Make(s)	Ottawa
Fits To Model(s)	M-297400
Will Fit Year(s)	1999
Stock Number	P-96726
MLS Number	13400753
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1993 TBD

$1,199.99 USD

(Used) 1992 Allison (AT), TRANSMISSON ASSEMBLY- Model: MT643, Serial Number: 2410468835, Part Number: 29507186, Engine: Cummins 6CTA8.3, Reference images for condition. For more information...

Condition	Used
Engine Model	Cummins 6CTA8.3
Fits To Make(s)	TBD
Fits To Model(s)	TBD
Will Fit Year(s)	1993
Part Number	29507186
Stock Number	P-67042
MLS Number	12496446
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1989 Ford F800

$1,199.99 USD

(Used) 1989 Alisson, TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410360364, Part Number: 23042769, Engine: Ford 7.8L, Reference images for condition, For more information about this...

Condition	Used
Engine Model	Ford 7.8L
Fits To Make(s)	Ford
Fits To Model(s)	F800
Will Fit Year(s)	1989
Part Number	23042769
Stock Number	P-36052
MLS Number	11777913
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1995 Ford F800

$1,199.99 USD

(Used) 1994 Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410515609, Part Number: 29507376, Engine: Cummins FD-1060, Reference images for condition, For more...

Condition	Used
Engine Model	Cummins FD-1060
Fits To Make(s)	Ford
Fits To Model(s)	F800
Will Fit Year(s)	1995
Part Number	29507376
Stock Number	P-48830
MLS Number	12081352
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1987 International 1954

$1,199.97 USD

(Used) 1986 Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410313571, Part Number: 2301431387D01, Engine: International DT466, Reference images for condition, For more...

Condition	Used
Engine Model	International DT466
Fits To Make(s)	International
Fits To Model(s)	1954
Will Fit Year(s)	1987
Part Number	2301431387D01
Stock Number	P-68305
MLS Number	12528363
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1994 GMC C7000 Topkick

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(Used) 1993 Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410490162, Part Number: 15688675, Engine: Caterpillar 3116, Reference images for condition For more...

Condition	Used
Engine Model	Caterpillar 3116
Fits To Make(s)	GMC
Fits To Model(s)	C7000 Topkick
Will Fit Year(s)	1994
Part Number	15688675
Stock Number	P-76527
MLS Number	12742307
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission

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(Used) Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410559694, Part Number: E001393, Reference image for condition. for more information about this item, give us a call...

Condition	Used
Part Number	E001393
Stock Number	P-87451
MLS Number	13100802
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1983 International F-1924; F-1954

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(Used) 1982 Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: TBD, Engine: International DT466, For more information about this item, give us a call. We ship Worldwide! (CRG...

Condition	Used
Engine Model	International DT466
Fits To Make(s)	International
Fits To Model(s)	F-1924; F-1954
Will Fit Year(s)	1983
Stock Number	P-98482
MLS Number	13458646
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission for a 1983 GMC Brigadier

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(Used) 1982 Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410202186, Part Number: 23014314, Engine: Caterpillar 3208, Reference images for condition. For more...

Condition	Used
Engine Model	Caterpillar 3208
Fits To Make(s)	GMC
Fits To Model(s)	Brigadier
Will Fit Year(s)	1983
Part Number	23014314
Stock Number	P-98752
MLS Number	13463833
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission

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(Used) Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2430620289, Part Number: E001392, Engine: Caterpillar 3116, Reference images for condition. For more information...

Condition	Used
Engine Model	Caterpillar 3116
Part Number	E001392
Stock Number	P-101638
MLS Number	13559814
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission

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(Used) Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2430634805, Part Number: E001059, Reference images for condition, For more information about this item, give us a...

Condition	Used
Part Number	E001059
Stock Number	P-80533
MLS Number	12879408
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Allison MT643 Transmission

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(Used) Allison (AT), TRANSMISSION ASSEMBLY- Model: MT643, Serial Number: 2410344299, Part Number: 23040023, Reference images for condition, For more information about this item, give us a...

Condition	Used
Part Number	23040023
Stock Number	P-80768
MLS Number	12884383
Category	Transmissions
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts