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Transfer Case Gasket, 246/261HD/263HD/261XHD/263XHD, 2001-2010-t
 
331304A Transfer Case Gasket, 246 261HD 263HD 261XHD 263XHD, 2001-2010Gasket between Allison rear housing adapter and transfer case.
$5.00
A15 Magnetic Drain Plug Kit, Transfer Case Magnectic Drain Plug Kit, 1999-2007 GM Trucks-t
 
10185 A15 Transfer Case Magnetic Drain Plug Kit, LB7 LLY LBZ, 2001-2007, LWN 2.8L, 2016+Replace your stock drain plug with this Magnetic Drain Plug to catch small debris and help extend fluid life. Kit contains a Magnetic Drain plug and a new fill plug made out of a high strength corrosion resistant 304 Stainless Steel.
$12.95
A21 Transfer case bolts and washers-t
 
10294 A21 Transfer case bolts and washers, DuramaxSet of bolts, washers, and 1 stud for transfer cases.
$25.99
Snap Ring Kit, 263XHD-t
 
10068 Snap Ring Kit, 263XHD, DuramaxSnap rings needed when rebuilding a transfer case.
$29.95
Transfer Case Front Output Seal Driver-t
 
10325 Transfer Case Front Output Seal Driver, LB7 LLY LBZ, 2001-2007, DuramaxTransfer Case Front Output Seal
$39.99
Transfer Case Rear Output Seal-Driver, 261XHD/263XHD-t
 
10695 Transfer Case Rear Output Seal-Driver, LB7 LLY LBZ LMM LML L5P, 2001-2018, DuramaxTransfer Case Rear Output Seal-Driver, 261XHD/263XHD
$39.99
Transfer Case Input Seal Driver, 261HD/263HD-t
 
10324 Transfer Case Input Seal Driver, LB7 LLY LBZ, 2001-2007, DuramaxTransfer Case Input Seal Driver
$39.99
Deluxe Seal Kit, 263XHD Transfer Case-t
 
10468 Deluxe Seal Kit, 263XHD Transfer Case, DuramaxOverhaul Seal Kit
$60.76
Transfer Case Pump Upgrade Kit
 
10001 bundle Transfer Case Pump Upgrade KitThe Ultimate Solution to a problem found in Chevy and GMC light duty trucks and utilities from 1998-2007

Price $75.00 - $113.94
B36 B37 B38     Transfer Case Blocking Ring Kit, 261HD/XHD, 263HD/XHD-t
 
10110 B36 B37 B38 Transfer Case Blocking Ring Kit, 261HD XHD, 263HD XHDWorn blocking rings can cause hard engagement or a grinding noise during engagement
$135.00
B20 Front Output Shaft (Fits 246, 261HD/XHD, 263HD/XHD)-t
 
29733 B20 Front Output Shaft (Fits 246, 261HD XHD, 263HD XHD)Replacement Front Output Shaft
$159.95
Transfer Case Seal Driver Kit-t
 
10370 Transfer Case Seal Driver Kit, LB7 LLY LBZ, 2001-2007 DuramaxTransfer Case Seal Driver Kit
$159.96
Deluxe Bearing and Seal Kit, 263XHD Transfer Case-t
 
10464 Deluxe Bearing and Seal Kit, 263XHD Transfer Case, DuramaxIncludes all bearings and seals to overhaul your transfer case
$173.55
B31 261XHD/263XHD Transfer Case Mainshaft , 49 Spline-t
 
401672A B31 261XHD 263XHD Transfer Case Mainshaft , 49 SplineNew replacement mainshaft assembly
$225.00
Transfer Case Pump Upgrade Combo 263XHD / 261XHD
 
10772 bundle 261XHD, 263XHD Transfer Case Pump Upgrade Combo, LB7 LLY LBZ, 2001-2007, DuramaxFits 261XHD/263XHD Transfer Cases. Everything you need to repair your pump rub issue in one box!

Price $499.95 - $597.68
New 263XHD Transfer Case - thumbnail
 
10604 New 263XHD Transfer Case, LB7 LLY LBZ 2001-2007, DuramaxNo Core Charge! * Does not include encoder motor
$1,799.95
A17 Range Shift Fork Pad, 263HD/263XHD - Pair-t
 
37284-2 A17 Range Shift Fork Pad, 263HD 263XHD - PairReplacement wear pads for Range Fork
$15.16
Shift Detent Plunger, 261HD/XHD 263HD/XHD-t
 
15633556 Shift Detent Plunger, 261HD XHD 263HD XHD
$3.55
B30  XHD/HD Transfer Case  Pickup Tube Seal, 49 Spline Pump, 261HD/263HD/261XHD/263XHD-t
 
12478088 B30 XHD HD Transfer Case Pickup Tube Seal, 49 Spline Pump, 261HD 263HD 261XHD 263XHDReplacement seal for oil pickup tube to pump. A missing seal can cause failure from lack of lubrication
$3.95
A8 Transfer Case Stud-t
 
492775 A8 Transfer Case StudReplacement stud that attaches transfer case to transmission
$3.95
A23 Seal T-Case Speed Sensor, 246/261HD/263HD/261XHD/263XHD-t
 
10238 A23 Seal T-Case Speed Sensor, 246 261HD 263HD 261XHD 263XHDReplace a leaking or damaged seal on your transfer case speed sensor
$4.95
Oil Syphon Pump Repacement Tubing Kit-t
 
10503 Oil Syphon Pump Repacement Tubing KitReplacement tube for syphon pump.
$4.95
Shift Detent Bolt, Transfer Case, 2001-2007-t
 
B16 Drive Hub Snap Ring-t
 
401860 B16 Drive Hub Snap RingReplace if snap ring is bent or warped from removal.
$4.99
B40 Rear Output Mainshaft Bearing Retainer Snap Ring, 261XHD/263XHD-t
 
352860B B40 Rear Output Mainshaft Bearing Retainer Snap Ring, 261XHD 263XHDReplacement snap ring, secures rear output bearing to main shaft.
$5.39
B26 OUTPUT SHAFT BEARING SNAP RING, 246/261HD/263HD/261XHD/263XHD-t
 
10198 B26 Output Shaft Bearing Snap Ring, 246 261HD 263HD 261XHD 263XHDOUTPUT SHAFT BEARING SNAP RING
$5.95
A2 Transfer Case Vent-t
 
411490 A2 Transfer Case VentA broken vent can let in moisture and debris leading to premature failure
$6.95
Shift Fork Spring, 261HD/XHD 263HD/XHD-t
 
15547410 Shift Fork Spring, 261HD XHD 263HD XHDSpring goes over shift fork shaft.
$8.95
B29 TUBE TO SCREEN FITTING-t
 
351012-1 B29 TUBE TO SCREEN FITTING
$9.00
Shift Detent Plunger Spring, 261HD/XHD 263HD/XHD-t
 
15636639 Shift Detent Plunger Spring, 261HD XHD 263HD XHDReplacement detent plunger spring.
$9.65
B27 Oil Pick Up Tube with Filter - for 49 Spline Applications-t
 
482463A B27 Oil Pick Up Tube with Filter - for 49 Spline ApplicationsA damaged or kinked tube will restrict oil flow and result in damage. Use this if you need to replace yours.
$9.99
A33 Selector Shaft Bearing, 246/263HD/263XHD-t
 
411279 A33 Selector Shaft Bearing, 246 263HD 263XHD246, 263HD, 263XHD, 1997-2007 GM Trucks
$11.95
2 Way Connector With Wire, Transfer Case and Transmission Speed Sensor-t
 
10402 2 Way Connector With Wire, Transfer Case and Transmission Speed Sensor, Allison 1000Transfer Case and Transmission Speed Sensor
$11.95
A9 Transfer Case Input Seal, 246/261HD/263HD/261XHD/263XHD-t
 
411070A A9 Transfer Case Input Seal, 246 261HD 263HD 261XHD 263XHDTransfer case input seal.
$13.99
B24 Speedometer Tone Wheel, 49 Spline, 261HD /261XHD /263HD /263 XHD-t
 
25902 B24 Speedometer Tone Wheel, 49 Spline, 261HD 261XHD 263HD 263 XHDReplacement for damaged tone wheels.
$14.50
B28 PICKUP FILTER 263XHD/261XHD-t
 
435012 B28 PICKUP FILTER 263XHD 261XHD
$15.95
Fluid Analysis Kit-t
 
10500 Fluid Analysis Kit
$24.95
A12 Rear Output Shaft Bushing 261/263XHD-t
 
334066 A12 Rear Output Shaft Bushing 261 263XHDIt is very common that a worn out bushing means the case half has been damaged and should be replaced.
$24.99
Out Of Stock
Performance Transfer Case Oil-t
 
10193 Performance Transfer Case Oil, DuramaxOur recommended fluid for all GM transfer cases that call for ATF or Auto Trak II. One Transfer Case will use 2 Quarts
$25.99
A7 Transfer Case Front Output Seal, 246/261HD/263HD/261XHD/263XHD-t
 
411081A A7 Transfer Case Front Output Seal, 246 261HD 263HD 261XHD 263XHDThis is the replacement seal for the front output side of the transfer case. This is where the front driveshaft goes into the front side of the unit
$29.95
Oil Syphon Pump with Tubing-t
 
10502 Oil Syphon Pump with TubingTake a test sample of your fluid in between service intervals.
$34.95
B25 Rear Output Shaft Bearing 261XHD / 263XHD-t
 
B41-6 B25 Rear Output Shaft Bearing, LB7 LLY LBZ LMM LML L5P, 2001-2018
261XHD/263XHD/MP1226/MP1626

2500HD 3500 Silverado Sierra 6.6L V8 Duramax diesel:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

GM part # 1913311 19133128

$45.00
A13 Rear Output Seal, 261XHD/263XHD-t
 
22049 A13 Rear Output Seal, 261XHD 263XHDBooted Replacement Seal for 261XHD & 263XHD
$45.00
B8 Front Input Bearing, 261XHD/263XHD-t
 
351240 B8 Front Input Bearing, 261XHD 263XHD261XHD / 263XHD
$45.95
Transfer Case Shift Detent Lever, 263HD/263XHD-t
 
B15 Mode Slider, 261HD / 261XHD / 263HD / 263XHD-t
 
B17 Drive/ Driven Sprocket-t
 
401805A B17 Drive Driven Sprocket
$54.95
A14 Transfer Case Speed Sensor-t
 
411436 A14 Transfer Case Speed SensorReplacment transfer case speed sensor
$55.95
B23 49 Spline Pump Assembly 261HD/XHD 263HD/XHD-t
 
25904 B23 49 Spline Pump Assembly 261HD XHD 263HD XHDNew pump assembly
$57.00
B14 Shift Range Hub 263HD 263XHD-t
 
401645K B14 Shift Range Hub 263HD 263XHDUpdated shift range hub. For use with newer style forks with replaceable pads (NOT THE FORKS WITH THE CLEAR MOLDED STYLE PADS.
$77.00
B32 Mainshaft Sleeve Hub 261XHD / 263XHD / 261HD / 263HD-t
 
88962335 B32 Mainshaft Sleeve Hub 261XHD 263XHD 261HD 263HDUpdated Mainshaft sleeve includes syncro gear
$77.99
A19 Mode Fork 261HD / 261XHD / 263HD / 263XHD-t
 
401850 A19 Mode Fork 261HD 261XHD 263HD 263XHDThis is the large fork. Used for switching between two wheel drive and four wheel drive
$87.68
A18     263XHD 263HD Shift Range Fork-t
 
41819 A18 263XHD 263HD Shift Range ForkSmaller fork for 263XHD and 263HDControls Low Range!!Updated version requires new updated shift range hub!!
$88.00
Transfer Case Encoder Sensor, 2003-2007-t
 
19125636 Transfer Case Encoder Sensor, 2003-2007Faulty sensor can cause no 4x4 operation
$94.95
B19 Transfer Case Chain 261XHD / 263XHD-t
 
HV074 B19 Transfer Case Chain 261XHD 263XHDNew Chain Assembly
$133.62
 
10186 Transmission Rear Housing Support, Transfer Case Brace, LB7 LLY LBZ, 2001-2007, Allison 1000Fits '01-'07 Allison 4x4 Transmissions (Including the 8.1 L Engine).  . This support can help keep your Allison four wheel drive housing from cracking in the event of a driveline vibration (bad u joint, dented or bent driveshaft).

2500HD 3500 Silverado Sierra 6.6L V8 Duramax diesel:
2001, 2002, 2003, 2004, 2005, 2006, 2007 *

$134.99
ZF6, Transmission Rear Housing Support, Transfer Case Brace-t
 
10369 ZF6, Transmission Rear Housing Support, Transfer Case BraceFits '01-'06 Duramax with the ZF6 Transmission. This support can help keep your Rear Adapter Housing from cracking in the event of a driveline vibration (bad u joint, dented or bent driveshaft).
$134.99
B10 Input Shaft  29 Spline 263XHD / 261XHD-t
 
401670B B10 Input Shaft 29 Spline 263XHD 261XHDNew Input shaft assembly. Splines to Allison or ZF6 with 29 Splines
$136.15
B41 Syncronizer Assembly-t
 
88962337 B41 Syncronizer Assembly 261XHD 263XHDComplete Syncro assembly.
$139.99
B13 Planetary Set  261XHD / 263XHD / 261HD / 263HD / 246-t
 
351588A B13 Planetary Set 261XHD 263XHD 261HD 263HD 246PLANETARY SET
$245.00
A11 263XHD and 261XHD Rear  Transfer Case Housing-t
 
25900 A11 263XHD and 261XHD Rear Transfer Case HousingBrand New Rear Housing
$295.00
A1 Front Case Half, 263XHD-t
 
45545 A1 Front Case Half, 263XHDNew Front Half comes with Input, Output bearings, and planet ring gear.
$379.00