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Home > Transfer Case Parts - Chevrolet, Truck, SUV, Car > NP 203
NP 203 Transfer Case
Rebuild Kits / Parts
Drivetrain Parts Las Vegas offer quality rebuilt New Process model NP203 transfer cases rebuild kits and replacement parts. Our NP203 kits are designed to be top of the line professional overhaul kits. NP203 Transfer Case Illustration exploded view is provided below the chart to assist you in part identification and assembly sequence details. The NP203 transfer case is a chain driven transfer case with a cast iron case. The NP203 is a heavy duty case with a 2:00:1 low range with a set of differentials for full time use. The NP203 transfer case was used by Dodge 1974-1979, Ford from 1974 to 1979 and Chevrolet and GMC from 1973 to 1979.
We have a transfer case cross reference and identification page to help assist you in correctly identifying your transfer case Click Here
New Process Model 203
Full-Time Transfer Case

Recommended fluid for NP203 - 30WT
PART NUMBER REF# DESCRIPTION TYPE YEARS PRICE
BEARING KITS










BK203G
Rebuilder Kit - Bearings, Gaskets, Small Parts and Seals General Motors & Dodge See typical kit 1971-79 $139.98
BK203F
Rebuilder Kit - Bearings, Gaskets, Small Parts and Seals Ford w/Direct Mount 1973-79 $129.98
BK203FD
Rebuilder Kit - Bearings, Gaskets, Small Parts and Seals Ford w/Remount Mount 1973-77 V8 APPS $151.98
301001
Small Parts Kit

$39.98






GASKET, SEAL KITS










TSK203F
Overhaul Kit - Gaskets, O' Rings and Seals Ford
$22.98
TSK203G
Overhaul Kit - Gaskets, O' Rings and Seals General Motors & Dodge
$18.95






SHAFTS










301670/11624
INPUT SHAFT 27 Spline Female GM TH350 OEM SURPLUS 1 AVAIL $150.00
11401
INPUT SHAFT 27 Spline Male GM TH350

$129.83
301670A
INPUT SHAFT 32 Spline Female GM TH400

$128.98
11895
INPUT SHAFT 32 Spline Ford Female

$137.46
3820891
INPUT SHAFT 23 Spline DODGE OEM – 1 AVAIL
$150.00


FRONT OUTPUT SHAFT WITH 2.5” SPROCKET 1 PIECE TYPE OEM SURPLUS $75.00


FRONT OUTPUT SHAFT FITTS 2.00” AND 2.50” 2 PIECE TYPE OEM SURPLUS $125.00
3821407
RANGE COUNTER GEAR SHAFT

$25.00
3821352
MAIN SHAFT, CENTER SHAFT

$120.00






GEARS










3821354
LOW SPEED GEAR (42T)

$80.00
3821409
RANGE COUNTER GEAR


















































SPROCKETS










13432
SPROCKET, CHAIN 2.00" OEM SURPLUS
$65.00
3898368
SPROCKET, CHAIN 2.50" OEM SURPLUS
$116.21






DIFFERENTIAL










301715
Differential Carrier (w/Cage & Bolts, w/o gears) OEM SURPLUS
$150.00
3821366
Differential Spacer/Output Shaft 3 Req
$7.65 Ea
3821365
Differential Carrier Bevel Gears 4 Req ONLY 4 AVAIL $80.00 EA.
4115252
Differential Carrier Cross ( spider )
Coming Soon
384917
Differential Planet ( Late Model) Complete Oem

$145.00






BEARINGS










301515
Input shaft Ball Bearing
1973-79 $25.98
301523
Front Output Shaft Ball Bearing
1973-79 $21.25
301515
Main shaft Ball Bearing
1973-79 $26.25
301523
Rear Output Shaft Ball Bearing
1973-79 $21.25






CHAINS










HV-005
OEM GM 2.50" WIDE CHAIN OEM T/O IN STOCK $150.00
HV-009
OEM MFG. 2.00" WIDE CHAIN OEM T/O IN STOCK $165.00


BOTH CHAINS FITT GM, FORD, DODGE




FRONT OUTPUT SHAFT MAY BE REQUIRED


MISC










301997
Speedo Gear Red 7 Teeth

$28.00
3732038
Speedo Gear Yellow 5 Teeth
LIMITED AVAIL $45.00
301645
Range Slider OEM T/O
$74.98
3821374
Fork – Sliding Clutch OEM SURPLUS
$45.00
3820879
Fork – Lock Out OEM SURPLUS
$40.00
3821376
Lock Out Assy Spring Seat

$4.00
3821375
Lock Out Assy Spring

$6.00
301530
Oil Pump Gear 5 teeth - 38 spline - 1/2" wide White Nylon L/A 1973-79 $22.98












CASE PARTS










6273987
Input Bearing Retainer CHEVY
$35.00
346396
Rear Output, Rear Housing Chevy

$65.00
3821394
Rear Output, Rear Housing Dodge DODGE
$65.00
4167727
Front Output Bearing Retainer w/o Seal

$35.00