Midwest Transmission Center

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NP435 Manual Transmissions

Pam Court

See the complete line of products that we offer at www.midwesttrans.com. To speak to a Drive
Train Expert or to place an order call toll free 888-824-2012!


Having issues diagnosing problems with your NP435 4 Speed manual transmission we can help. We have a large inventory of rebuilt NP435 4 Speed Manual Transmissions plus transmission parts.

Below you will find a detailed NP435 4 Speed parts list that includes rebuilt transmissions, bearing rebuild kits with and without synchro rings, gaskets & seals, small parts, bushings and washer, individual bearings, hub, synchro rings, forks, gears, and shafts. Also available are bearing retainer and miscellaneous parts.

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 888-824-20.

Our factory rebuilt re-manufactured transmissions are dyno tested before leaving the factory, ensuring the highest quality, We offer a no hassle 12 month warranty, performance guaranteed. The NP435 4 Speed is a five speed, RWD or 4WD transmission. The NP435 4 Speed is a top loaded with tower shifter and granny low 1st gear. This truck transmission has a cast iron case and a rectangular aluminum top cover. The main bearings may be either ball or tapered bearings. The NP435 is a non-syncronized in 1st gear, 2nd gear through 4th gear is synchronized. Syncro rings are aluminum ring and pin assemblies and the 3rd and th synchro have outer pie plates. . Supplying this casting information when ordering a replacement transmission or transmission parts is important the casting number will be C-9XXXX. . The NP435 4 Speed was used by starting in 1964. Select this link to see what models that used this 5 Speed transmission.

Free NP435 4 Speed Parts Illustration

Below we provide a NP435 4 Speed parts illustration to assist you with correct identification of the parts you need. Select the parts you require from the following list and give us a call.

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.

Application Years
Chevrolet and GMC Pickup Truck 1964-1972
Dodge Pickup Trucks 1963-1990
Ford Pickup Trucks 1964-1987
International IHC 1964-1987

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.

Use our online shopping cart, just click the part number and see additional information, add to cart or proceed to check out.

NP435 4 Speed Rebuilt Dyno Tested Replacement Transmission

REBUILT NP435 TRANSMISSION 4 SPEED

Illustration # Description Part #
NI Ford 1974-1987 2WD Aluminum Cover MTFRD023
NI Ford 1974-1987 4WD Aluminum Cover MTFRD025
NI GM 1963-1972 Aluminum Cover MTGM034

NP435 4 Speed Bearing Overhaul Kits

Illustration # Description Part #
NI Dodge 1962-1955 With Ball Input Bearing BK127E
NI Dodge 1965-Up with Tapered Input Bearing BK127D
NI Plymouth Trailduster with Tapered Input Bearing BK127D
NI Ford MWT127
NI GM with Ball input Bearing BK127E
NI GM with Tapered input Bearings Bk127
NI International BK127I

REBUILD BEARING KITS WITH SYNCRO RINGS

Illustration # Description Part #
N.I. Dodge 1962-1955 With Ball Input Bearing BK127EWS
N.I. Dodge 1965-Up with Tapered Input Bearing BK127DWS
N.I. Plymouth Trailduster with Ball Input Bearing BK127FWS
N.I. Plymouth Trailduster with Tapered Input Bearing BK127DWS
N.I. Ford MWT127WS
N.I. GM with Ball input Bearing BK127EWS
N.I. GM with Tapered input Bearings BK127WS

NP435 4 Speed Seals, Small Parts, Bushings & Washers

Illustration # Description Part #
Gasket Seal Kit Tapered Bearing Type MWTK200111
Seal Input Ball Bearing Style MWT100282

SMALL PARTS KIT

Illustration # Description Part #
Small Parts Kit recommend when purchasing bearing overhaul kit MWTSP291-50

BUSHINGS

Illustration # Description Part #
Extension Housing Bushing 1.630″ 1.5″ wider 28 Spline Ford MWT6014
Extension Housing Bushing 2.260″ 32 Spline Ford TRSWT291-62

NP435 4 Speed Individual Bearings

Illustration # Description Part #
14
 Input Bearing Tapered Roller Type with Cup MWTHM88649
14 Input Bearing Ball Bearing Type Maxload MWT6308N
34 Output Bearing Maxload MWT6308N
13 Cluster Bearing Front TRSM24161
13 Cluster Bearing Rear MWTB3216
Thrust Bearing MWTFA35688

NP435 4 Speed Hub & Syncro Rings

Illustration # Description Part #
23 3-4 Hub Inner Ball Bearing Type AWT275-2.5B
23 3-4 Hub Inner Tapered Bearing Type AWT291-2.5B

SYNCHRONIZERS

Illustration # Description Part #
30 2nd Syncro AWT291-83
21 3-4 Syncro Aluminum TRSWT275-14
21 3-4 Syncro with Sliders AWT275-2.5B
21 3-4 Syncro Assembly Ford uses a tapered input bearing AWT275-2.5B
21 3-4 Syncro Assembly Dodge 62-E65, uses a Ball Input Bearing TRSAWT291-2.5E
21 3-4 Syncro Assembly Dodge L65-E86, uses a Tapered Input Bearing AWT291-2.5D

NP435 4 Speed Shift Forks

Illustration # Description Part #
NI Fork Insert 1/2″ WT291-23
NI Fork Insert 3/4″ WT291-23A
43A 1-2 Fork WT291-22
43 3-4 Fork WT291-22B
43B Reverse Fork TRSWT291-23B

NP435 4 Speed Gears

Illustration # Description Part #
28 2nd Gear 33 Teeth WT291-21
25 3rd Gear 23 Teeth WT291-11
25 3rd Gear 24 Teeth WT291-11C
32 Low & Reverse Slider Gear 37 Teeth WT291-12A
41 Reverse Idler Gear 21 Teeth Bearing Type AWT291-10B
41 Reverse Idler Gear 21 Teeth Bearing Type AWT291-10C

NP435 4 Speed Input, Main and Cluster Shafts

SHAFT INPUT

Illustration # Description Part #
15 Input Shaft 9 1/8″ 17 Teeth GM Threads on Shaft WT291-16B
15 Input Shaft 9 1/8″ 17 Teeth 1 1/16″spline Dia. Ford WT291-16J
15 Input Shaft 9 1/8″ 21 Teeth GM TRSWT291-16D
15 Input Shaft 10 1/16″ 17 Teeth, 1 1/16″ Spine Dia. Ford WT291-16H
15 Input Shaft 10 7/8″ 17 Teeth Dodge WT291-16Q
15 Input Shaft 11 11/16″ 17 Teeth Dodge TRSWT291-16R
15 Input Shaft 12 7/16″ 17 Teeth International WT291-16LARL

SHAFTS MAIN

Illustration # Description Part #
33 Main Shaft 13 1/2″ 35 Spline TRSAWT291-2B
33 Main Shaft 2WD 13 5.8″ 10 Spline International WT291-2D
33 Main Shaft 2WD 13 5/8″ 35 Spline Dodge w/Ball input Bearing WT291-2
33 Main Shaft 2WD 16 3/8 32 Spine Ford TRSWT291-2G
33 Main Shaft 2WD 16 3/4 28 Spine Ford WT291-2E
33 Main Shaft 2WD 19 1/2 32 Spine Ford TRSWT291-2K
33 Main Shaft 4WD 16 3/4 23 Spline Dodge w/ Tapered input Bearing TRSWT291-2H
33 Main Shaft 4WD 17 3/4″ 23 Spline Dodge w/Tapered Input Bearing WT291-2L
33 Main Shaft 4WD 17 3/4″ 23 Spline Dodge w/ Ball Input Bearing 4340267
33 Main Shaft 4WD 19 5/32″ 31 Spline Ford WT291-2J

SHAFT CLUSTER

Illustration # Description Part #
38 Cluster Shaft 43-34-25-14 T435-8D
38 Cluster Shaft 43-35-25-14 WT291-3

NP435 4 Bearing Retainer

Illustration # Description Part #
1 Bearing Retainer Dodge 1974-1987 WT291-6A
1 Bearing Retainer Dodge 1988-Up 4340264
1 Bearing Retainer Ford 4 31/64″ Cast #13559 WT291-6
NI Bearing Retainer 23 Spline Tapered Bearing Dodge MWT291-6H

NP435 4 Speed Miscellaneous Parts

Description Part #
Nut, Bolt-on Yoke TRSWT277-90
Nut Main Shaft TRSWT291-90
Nut Main Shaft 2WD Common TRS334795
Shift Retainer TRSB8T7220D
Shift Stick 3 3/4″ Finger TRS11306
Shim 3rd Gear TRS69241B
Snap Ring, 2nd Gear TRS1664321
Speedometer Gear (6 Teeth) Black, OE First 32 Spline Main Shaft D4TZ17285A
Speedometer Gear (6 Teeth) Green T18-169A
Speedometer Gear (7 Teeth) Yellow MWTT18-169
Speedometer Gear (8 Teeth) Brown MWtT18-169D
Spring 1st Gear Flat Tension Clip TRS97042

NP435 4 Speed Part Illustration