Allison Transmission LCT 1000, LCT 2000, LCT 2400 Parts Catalog

ALLISON (M74)
LCT 1000/2000/2400

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B

C

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© 2008 Transtar Industries, Inc. No part of this work, including but not limited to the Part Numbers, may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying
and recording, or by any information storage or retrieval system without the prior written approval of Transtar Industries. Transtar Industries acknowledges that many of the illustrations in this catalog were inspired

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by photographs originally published by Slauson Transmission Parts and that Slauson is the owner of the copyright in those photographs. This catalog is the proprietary property of Transtar Industries, Inc.

121

ALLISON (M74)

LCT 1000/2000/2400

E

F

LCT 1000

121

Deluxe Kit ---------------------------------- 008

Compliance Kit ------------------------ 007

Master Kit -------------------------------- 006

Less Steel Kit -------------------------- 004

Overhaul Kit ---------------------------- 002

Bushing Kit ------------------------------ 030

Washer Kit ------------------------------- 200

Bearing Kit ------------------------------- 201

Technical Manual ----------------- 400

Pump Par t --------------------------------- 507

Valve Body Parts ------------------- 741

Case Par ts ------------------------------- 761

Note: Not all items are available for
all transmissions

G

H

I

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ALLISON (M74)
LCT 1000/2000/2400

To Get The Correct Parts, You Must Provide The Assembly Number Found On The Transmission Name Plate.

Allison Transmissions

LCT 1000, 2000, 2400

121300

121010

ILL. DESCRIPTION QTY. YEAR PART NO. REFERENCE NO.

121010A

MASTER OVERHAUL KITS (WITH STEELS)

006H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 00-05 121006A K1500

006H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 06-Up 121006B N/A

LESS STEEL KITS

004H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 00-05 121004A K1500-LS

004H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 06-Up 121004B N/A

OVERHAUL KITS (W/ RINGS & SEALS)

002H Allison 1000, 2000, 2400 (w/o Bonded Pistons) ....................................................... 1 00-05 121002 N/A

002H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 00-05 121002A K15900

002H Allison 1000, 2000, 2400 (w/ Bonded Pistons) ......................................................... 1 06-Up 121002B N/A

FILTER KITS

011I Filter Kit, Shallow Pan (Black) .................................................................................... 1 00-Up 121011 FK15800

011I Filter Kit, Deep Pan (White) ........................................................................................ 1 00-Up 121011A FK15800A

FILTERS

010I Shallow Pan (Black) .................................................................................................. 1 00-Up 121010 15800

010I Deep Pan (White) ...................................................................................................... 1 00-Up 121010A 15800A

013H Spin-on External ........................................................................................................ 1 00-Up 121013 14802

BUSHINGS

030H Bushing Kit ............................................................................................................... 1 00-Up 121030 K15905

034A Front Pump Body ...................................................................................................... 1 00-Up 121034 15005

METAL CLAD SEALS

070A Front ......................................................................................................................... 1 00-Up 121070 15200

074G Rear .......................................................................................................................... 1 00-Up 121074 15850

FRICTION PLATES

108B C1 Clutch - External Teeth ......................................................................................... 6 00-Up 121108 15100

100E C2 Clutch .................................................................................................................. 6 00-Up 121100 15101

100E C2 Clutch Z Pack ....................................................................................................... 6 00-Up 121100K K15101Z

104F C3 Clutch .................................................................................................................. 4 00-Up 121104 15102

104F C4 Clutch .................................................................................................................. 5 00-Up 121104 15102

114D C5 Clutch .................................................................................................................. 6 00-Up 121114 15103

STEEL PLATES

128B C1 Clutch - Internal Teeth .......................................................................................... 6 00-Up 121128 15105

120E C2 Clutch .................................................................................................................. 7 00-Up 121120 15106

124F C3 Clutch .098" ........................................................................................................ 3 00-Up 121124 15107

124F C4 Clutch .098" ........................................................................................................ 4 00-Up 121124 15107

124F C3 & C4 Apply Plate .125" ........................................................................................ 1 00-Up 121124A N/A

134D C5 Clutch .078" ........................................................................................................ AR 00-Up 121134A N/A

134D C5 Clutch .098" ........................................................................................................ 6 00-Up 121134 15108

134D C5 Clutch .118" ........................................................................................................ AR 00-Up 121134B N/A

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ALLISON (M74)

LCT 1000/2000/2400

To Get The Correct Parts, You Must Provide The Assembly Number Found On The Transmission Name Plate.

ILL. DESCRIPTION QTY. YEAR PART NO. REFERENCE NO.

VALVE BODY RECALIBRATION KITS

165H Shift Kit®, Standard, HD and Racing (5 Speeds) (Transgo®) ..................................... 1 01-05 T121165 K15908

165H Junior Shift Kit® (6 Speeds) (Transgo®) ................................................................... 1 05-Up T121167 K15908B

GASKETS & O-RINGS

300I Gasket, Pan (Bonded Rubber).................................................................................... 1 00-Up 121300 13200R

309 Seal, Bell Bolt ............................................................................................................ 1 00-Up 121309 N/A

311 O-Ring, Pump ........................................................................................................... 1 00-Up 121311 N/A

318 Gasket, Bell Housing Plate (Front) (can use 121318B) ............................................... 1 00-Up 121318 N/A

318 Gasket, Bell Housing Plate (Front) (2nd Design, Retros 00-Up) .................................. 1 00-Up 121318B N/A

318 Gasket, Bell Housing Plate (Rear) .............................................................................. 1 00-Up 121318A N/A

TECHNICAL MANUALS

400H Tech Manual ............................................................................................................. 1 00-Up 121400 15Y01

400H Service Manual - OEM ............................................................................................... 1 00-Up 121400M TM-1000M

400H Parts Manual - OEM .................................................................................................. 1 00-Up 121400P TM-1000P

400H Trouble Shooting Manual - OEM ................................................................................ 1 00-Up 121400T TM-1000T

ELECTRICAL COMPONENTS

LCT 1000

410H Neutral Star t/ Backup Switch (MLPS) 2 Connector ..................................................... 1 01-E03 121410 15A-199

410H Neutral Star t/ Backup Switch (MLPS) 1 Connector ..................................................... 1 L03-Up 121410A 15A-199A

418H Solenoid, "A" Trim (Normally Closed) ......................................................................... 1 00-Up 121418 5A-198

418H Solenoid, "B" Trim (Normally Open) ........................................................................... 1 00-Up 121418A 5A-199

418H Solenoid, "F" Trim (PWM) .......................................................................................... 1 00-Up 74418E 5A-187

421H Solenoid, Shift ("C", "D" & "E") ................................................................................... 3 00-Up 74418EA 5A-192

421H Solenoid, Modulated Pressure Control ("G") ............................................................... 1 04-Up 74418EA 5A-192

438H Sensor, Input, Output & Turbine ................................................................................. 3 00-Up 121438 20A-199

442H Switch Assembly, Pressure Manifold ......................................................................... 1 00-Up 14411A 15D-176

446H Wiring Harness Assembly (Internal) 6 Solenoids ........................................................ 1 01-E03 121446 35A-199

446H Wiring Harness Assembly (Internal) 7 Solenoids ........................................................ 1 L03-Up 121446A 35A-199A

446H Repair Kit, Park / Neutral Switch Harness ................................................................... 1 00-Up 74446K 35A-114K

HARD PARTS

Prefix Key: D = OEM, A = Aftermarket New, R = Remanufactured

PUMPS

510A Pump Body w/ Gears ................................................................................................ 1 00-Up 121510 N/A

510A Pump Body Kit (incl Body, Gears, Plate, Bushing & Seal) ........................................... 1 00-Up 121510K 15920

PUMP COMPONENTS

544A Pump Plate ............................................................................................................... 1 00-Up 121544 15922

507H Pump Kit, Lock-up Boost Kit (00-03) ......................................................................... 1 00-03 121507K K15888

507H Pump Kit, Lock-up Boost Kit (04-07) ......................................................................... 1 04-07 121507AK K15888A

507H Springs, Lube Reg. / Converter Relief ........................................................................ 1 00-03 121507A-3 K15882

DRUMS & CLUTCH HUBS

554A C1/C2 Drum w/ PTO Gear ......................................................................................... 1 00-Up 121554 15950

570B C2 Hub ..................................................................................................................... 1 00-Up 121572 15955

PLANETS

580C Planet, Front (P1) ...................................................................................................... 1 00-Up 121580 15962

582C Planet, Center (P2) .................................................................................................... 1 00-Up 121582 15964

584D Planet, Rear (P3) ....................................................................................................... 1 00-Up 121584 15966

590 Ring Gear (P12) ........................................................................................................ 1 00-Up 121590 N/A

592C Ring Gear (P2) .......................................................................................................... 1 00-Up 121592 N/A

594C Ring Gear (P3) .......................................................................................................... 1 00-Up 121594 N/A

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ALLISON (M74)
LCT 1000/2000/2400

ILL. DESCRIPTION QTY. YEAR PART NO. REFERENCE NO.

SUN GEARS, SHELLS & SUPPORTS

610F Sun Gear (P1) ........................................................................................................... 1 00-Up 121610 N/A

612C Sun Gear (P2) ........................................................................................................... 1 00-Up 121612 N/A

614C Sun Gear (P3) ........................................................................................................... 1 00-Up 121614 N/A

SHAFTS

670B Shaft, Input (w/ Bushing) .......................................................................................... 1 00-Up 121670 15930

674C Mainshaft.................................................................................................................. 1 00-Up 121674 15970

678D Output Shaft (2wd) ................................................................................................... 1 00-Up 121678 15972

678D Output Shaft (4wd) ................................................................................................... 1 00-Up 121678A 15972B

VALVE BODIES

740H Valve Body (Premium) ............................................................................................... 1 00-03 121740-1 P15990

740H Valve Body (Premium) ............................................................................................... 1 04-Up 121740-2 P15990A

741H Spring, E Shift Valve .................................................................................................. 1 01-Up 121741S-3 15884

741H Sleeve, F Trim Valve .................................................................................................. 1 01-Up 121741C-2 15886

741H Valve, Backfill ............................................................................................................ 1 01-Up 121741H-1 15888

CASES & HOUSINGS

750G Bell Housing, Direct Mount (GM Pickups) .................................................................. 1 00-Up 121750 N/A

764A Separator Plate, Bell Housing to Case ........................................................................ 1 00-Up 121764 N/A

770G Extension Housing (4wd) .......................................................................................... 1 00-Up 121770 N/A

MISCELLANEOUS COMPONENTS

964E C1 Balance Piston (Bonded Rubber) (29536203) ...................................................... 1 01-05 121964B 15530

964E C1 Balance Piston (Bonded Rubber) .......................................................................... 1 06-Up 121964BA N/A

960E C2 Balance Piston (Bonded Rubber) (w/ Bleed Hole) ................................................. 1 00-02 121960B 15531

960E C2 Balance Piston (Bonded Rubber) (w/o Bleed Hole) ............................................... 1 03-Up 121960C 15531A

962F C3 Clutch Piston (Bonded Rubber) ............................................................................ 1 00-Up 121962 15528

962F C4 Clutch Piston (Bonded Rubber) ............................................................................ 1 00-Up 121962 15528

N.I. Case Fitting, Push-In ................................................................................................. 1 00-Up 121996 96-501

NOTES

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