NP271 Transfer Cases

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Having troubles diagnosing issues with your NP271 transfer case? We will help, free knowledgeable technical support! We have a large inventory of rebuilt NP271 transfer cases plus Transfer Case parts. And our factory rebuilt re-manufactured units with a 24 month now hassle-free warranty. To speak to a Drive Train Expert or as well as to place and order call toll free 888-824-2012, buy factory direct and and cut costs!

Transfer Cases are tested pNP271 dodge and ford transfer case replacements and parts prior to leaving the factory. This model is a chain driven manual shift and part time transfer case. The output is on the driver-side with center rear output. This unit has been utilized in Dodge and Ford pickup trucks F250, F350, F450 and F550 from1999-Up. This heavy-duty design with a rating of a gross vehicle weight of 17,500 lbs in vehicles with 5.3 L to 7.3 L diesels. The NP271 is a heavy duty version has a 6 pinion planet and relies on a 1.5″ wide chain, specifically designed for durability with emphasis for high strength and long-term durability.

The NP271 has 2.72:1 ratio, and has a aluminum case has either 4WD part-time manual shift. The units have different input spline counts: Dodges have 23 and 29 spline inputs. Ford uses 24 spline with manual transmissions and 31 and 34 spline units. Both Dodge and Ford NP271 transfer cases have driveside drops. Recommended fluid is Automatic Transmission Fluid ATF.

We can easily supply a rebuilt NP271 transfer cases with a two year warranty we additional offer every part required to rebuild your unit, we have new parts we can also provide good used takeout parts to save you money!

Free NP271 Transfer Case parts illustration

Below we provide a NP271 parts illustrations to assist you with the correct identification of the parts you need. Select the parts you require from the the list below and give us a call.

Below you will find a detailed list that includes complete rebuilt Transfer Cases, bearing rebuild kits, gaskets, seals, thrust washers, bushings individual bearing, forks, oil pump, planets, shafts, cases housings, chain, sprockets and miscellaneous parts. If you need more information or cannot find the parts you need give us a call, if you would like to save money, ask about our good take out parts (GTO), they are inspected and guaranteed.

Use our online shopping cart, just click the part number and see additional information, add to cart or proceed to check out. If you need more information or cannot find the parts you need give us a call toll free 888-824-2014, if you would like to save money, ask about our good take out parts (GTO), these parts are identified with a number ending in “U” they are inspected and guaranteed.

This information tag is located on rear of transfer case near where the driveshaft exits. The Ford Assembly number will be a number like 7C34-EC.

Need Stronger Parts?

Midwest Transmission can Cryogenic Treat any shaft or gear. This cryo treatment will add 30% in component strength. Call 888-824-2012 for a quote.

Application Model Years
Dodge 2500 23 spline input 34 spline output 2003-2006
Chevrolet & GMC 2500 263XHD 29 spline input 31 spline output 2003-2004
Dodge 3500 23 spline input rear flange output 2007-2009
Dodge 3500 23 spline input 34 spline output 2003-2008
Dodge 4500 29 spline input rear flange output 2007-2009
Dodge 4500 29 spline input rear flange output 2007-2009
Ford F250 & F350 34 spline input rear slip 2008-2009
Ford F250 & F350 34 spline input 2003-2007
Ford F250 & F350 24 spline input 1999-2005
Ford F250 & F350 31 spline input 1999-2003
Ford F450 34 spline input rear slip 2008-2009
Ford F450 34 spline input Auto Trans 2003-2006
Ford F450 24 spline input, Manual Trans 1999-2005
Ford F450 31 spline input Auto Trans 1999-2003
Ford F450 34 spline input rear slip 2008-2009

REBUILT UNITS

Drawing Image Description Part Number
N.I. Dodge Ram Manual Shift 2003-UP TCCRY023
N.I. Ford F250 1999-2003 TCFRD030
N.I. Ford 2003-1/2-Up 6 Speed Transmission TCFRD039

BEARING KITS

Drawing Image Description Part Number
N.I. NP 271 (Ford) MWT-485
N.I. NP 271 (Dodge) MWTBK485A

SEALS

Drawing Image Description Part Number
N.I. NP 271 (Ford) TSK273
N.I. NP 271 (Dodge) TSK273D
N.I. Pump Seal 321070
070A Input Seal F81Z-7B215AA
081A Front Output Seal F81Z-7B215BA
074A Rear Output Seal F81Z-7B215BA
N.I. Rear Output Seal Dodge MWT38429
012E Pump Screen (Fliter) 351012

HOUSING

Drawing Image Description Part Number
066A Extension Housing NV45379
215C Planet Thrust Washer (Plastic) 411215

BEARINGS

Drawing Image Description Part Number
220E Front Output Shaft Bearing (Front) 411210
268E Front Output Shaft Bearing (Rear) 331268B
240C Input Bearing 355249
267C Pocket Bearing NV24260
211D Main Shaft Bearing (Rear) 6212N
220D Rear Output Needle Bearing B3416

FORKS

Drawing Image Description Part Number
849B Range Fork (Cast # 17524) (Ford) (Non Updated) NP4746134
849B Range Fork (Cast # 38356) (Updated) 421849
849B Range Fork (Cast # 41816) 482849K
850-1B Mode Fork Insert (45mm Long) 321850-1
849-1B Range Fork Insert (Updated) 421849-1
849-1B Fork Insert (Non Updated) 411850-1
850-1AB Fork Insert (29mm Long) 411850-1A
840KB Fork Insert Kit 401840K

SLIDER

Drawing Image Description Part Number
646C Mode Slider (24T) 351646
645C Ranger Slider Ford Non-Updated 435645
645C Ranger Slider (.386 Wide Fork Groove) Updated 421645A

PUMP ASSEMBLY AND PLANET

Drawing Image Description Part Number
500D Pump Assembly 421500
588C Planet (6 Pinion) (Used with .630 Wide Input Bearing) 351588A

SHAFTS

Drawing Image Description Part Number
670C Input Shaft (24 Spline) (Ford) F81Z-7017BA
670C Input Shaft (29 Spline) (Dodge) 421670D
670C Input Shaft (31 Spline) (Ford) 421670A
670C Input Shaft (34 Spline) (Ford) 421670B
672D Main Shaft (Ford) (Updated) 421672
N.I. Main Shaft Kit (Ford) (Updated) includes Late Main Shaft, Range Fork, Slider & Fork Inserts 421672K

CASE

Drawing Image Description Part Number
760-1A Case Half, Front (Ford) 421760-1
760-1A Case Half, Front (Dodge) (Cast # 46901A) 5103490AA

MISCELLANEOUS COMPONENTS

Drawing Image Description Part Number
700E Chain (1.50 wide) 49 Links CL10-064
805C Drive Sprocket 421805
806E Drive Sprocket 421805
490A Vent Tube 435490
N.I. Center Blocker Fiber Ring NV30130