Brakes

Brakes Index Category

Section Number

Hydraulic Application Guide ........................................................................ Rotors ........................................................................................................... Calipers ......................................................................................................... Hoses ............................................................................................................ ABS Sensors .................................................................................................. Master Cylinders ........................................................................................... Emergency / Parking ....................................................................................

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Midwest Bus Parts

31.2 31.3 31.4 31.7 31.8 31.9 31.10

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31.1

Brakes

31.2

Application Guide - Hydraulic year

CaliPer

rotor

Pads

TC1000 / TC2000

1991+

7700 = Front/Rear, 2.88" Dual Piston (55250)

54291 = Front (1459957) 54292 = Rear (1459908)

225HD

All American / TC2000

1998+

11171 = Front/Rear, 73mm Dual Piston (55850)

8537 = Front (0022336) 8539 = Rear (0014630)

786HD 786PG

All American / Vision

2001+

11869/11870 = 70mm Quad Piston

580263 = Front (23123557004) 8545 = Rear (23123574004)

1032HD

bluebird

gmC / CheVrolet Topkick / Kodiak

1991-02 7800 = Front/Rear, 2.50" Dual Piston (55251)

8510 = Ft/Rr, 10-Hole (19287382) 224HD 56928 = Ft/Rr, 10-Hole (12547785) 8512 = Ft/Rr, 5-Hole (19174923)

Topkick / Kodiak

1997+

7700 = Front/Rear, 2.88" Dual Piston (55250)

56925 = Ft/Rr, 10-Hole (12386718) 225HD 56995 = Ft/Rr, 10-Hole (15154173)

international / iC CorP International 3800

1991+

7700 = Front/Rear, 2.88" Dual Piston (55250)

8537 = Ft/Rr, 10-Hole (2594595C1) 225HD 8539 = Rear 10-Hole(2594596C1)

IC CE / International 3800

1998+

11173 = Front/Rear, 66mm Dual Piston (55849)

8538 = Ft/Rr, 5-Hole (259494C1)

IC CE / International 3800

1998+

11171 = Front/Rear, 73mm Dual Piston (55850)

8537 = Ft/Rr, 10-Hole (2594595C1) 786HD 8539 = Rear 10-Hole(2594596C1) 786PG

IC CE

2010+

TBD, 70mm Quad Piston

680943 = Ft/Rr (2599937C91)

1032HD

786A

thomas / Freightliner MVP / EF / ER

2000+

11869/11870 = 70mm Quad Piston

580263 = Ft/Rr (23123557004)

1032HD

FS65

1998+

11029 = Front/Rear, 2.60" Dual Piston (55314)

8537 = Ft/Rr (D6176M) D6178M = Rear

184HD

FS65

1998+

7700 = Front/Rear, 2.88" Dual Piston (55250)

8537 = Ft/Rr (D6176M) 8539 = Rear (CM10003830)

225HD

FS65

1998+

11171 = Front/Rear, 73mm Dual Piston (55850)

8537 = Ft/Rr (D6176M) D6178M = Rear, .75" Hole

786HD 786PG

C2

2004+

11171 = Front/Rear, 73mm Dual 8537 = Ft/Rr (D6176M) Piston (55850) D6178AM = Rear, 1.06" Hole *This guide is for quick reference purposes only. Please verify parts match your vehicle

786HD 786PG

many air brake parts available including:

Slack Adjusters - Brake Chambers - Air Dryers - Compressors - Valves - Drums - Shoes For air brake parts, please call w/vehicle info & VIN.

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Midwest Bus Parts

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Brakes Rotors

6178M

.75 Holes

6178AM 1.125 Holes

Part numbeR (Coated)

8510

(shown)

56995

w/ABS Holes

8512

56928

(shown)

56925

w/ABS Holes

580263

8545

54291

54292

680943

8537

8538

8539

RotoR type

outside thickNess discaRd RotoR dia. NeW thickNess height

stud stud stud hole hole hole ciRcle dia. patteRN

pilot hole dia.

Part numbeR (Stainless)

6178M

U Shaped

15.000

1.435

1.320

6.800

11.250 .817

10

9.380

181.30

6178AM

U Shaped

15.000

1.435

1.320

6.800

11.250 1.125 10

9.380

181.20

8510

Hat Shaped 15.370

1.535

1.420

3.400

7.250

.615

10

6.008

8512

Hat Shaped 14.750

1.345

1.225

3.800

6.750

.68

5

5.409

8527

U Shaped

15.000

1.435

1.320

5.900

12.750 .771

5

14.258

8531

U Shaped

15.000

1.440

1.320

4.785

11.250 0.807 5

9.240

8537

Hat Shaped 15.000

1.440

1.320

3.210

7.250

.618

10

6.008

082.20

8538

Hat Shaped 15.000

1.440

1.320

3.500

6.750

.803

5

5.407

089.20

6.008

8539

Hat Shaped 15.000

1.440

1.320

4.440

7.250

.615

10

8545

Hat Shaped 15.380

1.542

1.420

7.610

11.250 .940

10

54291

U Shaped

15.000

1.535

1.420

4.750

11.250 .780

6

9.250

54292

U Shaped

15.000

1.535

1.420

6.030

11.250 .810

10

9.500

56925

Hat Shaped 15.380

1.435

1.320

3.400

7.250

.620

10

6.000

56928

Hat Shaped 15.385

1.435

1.320

3.400

7.250

.618

10

6.008

56995

Hat Shaped 15.370

1.535

1.420

3.400

7.250

0.618 10

6.008

580263

Hat Shaped 15.376

1.541

1.419

3.403

6.000

0.596 10

7.250

086.20

680943

Hat Shaped 15.370

1.535

1.421

1.910

8.650

.550

7.390

048.20

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Midwest Bus Parts

10

113.20 193.20

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31.3

31.4

Brakes Calipers

Caliper

Notes

Hardware Kit

Pads

31-C-11869N

Front Left / Rear Right, 70mm, 4-Piston

31-C-11870N

Front Right / Rear Left, 70mm, 4-Piston

31-CH-5684A 31-CH-29481 (bleeder)

31-PR-1032HD

*used on all Bluebirds & most Thomas/IC transit busses 2001+

Caliper 31-C-11171N 31-C-11171 (Reman)

Notes

Hardware Kit

Pads

73mm Dual Piston

31-CH-5843A (kit) 31-CH-5843B (caliper bolt) 31-PR-786HD 31-CH-5661A (anti rattle clips) 31-PR-786PG 31-CH-24493 (bleeder)

*used on most conventiontial buses, 1998+

Caliper

Notes

Hardware Kit

Pads

31-C-11173N 31-C-11173 (Reman)

66mm Dual Piston

31-CH-5684A (kit) 31-CH-5843B (caliper bolt) 31-PR-786A 31-CH-5661A (anti rattle clips)

*used on Iinternational/IC shorter buses w/5-hole rotor

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Midwest Bus Parts

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Brakes Calipers

Caliper 31-C-7700N 31-C-7700 (Reman)

Notes

Hardware Kit

Pads

2.88” Dual Piston

31-CH-8204A (kit) 31-CH-8204B (caliper bolt) 31-CH-24493 (bleeder)

31-PR-225HD

*most common caliper on school buses w/o ABS, 1991+

Caliper

Notes

31-C-7800 2.50” Dual Piston *used on most GMC/Chev busses w/o ABS, pre-1998

Hardware Kit

Pads

31-CH-5615A

31-PR-224HD

Caliper

Notes

Hardware Kit

Pads

31-C-11029

2.60” Dual Piston w/o bracket

31-CH-8204A 31-CH-24493 (bleeder)

31-PR-184HD

*used on some Freightliners, 1996+

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Midwest Bus Parts

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31.5

31.6

Brakes Type A Calipers

11201 Shown Caliper

Notes

31-C-11201

2.36” Dual Piston, Pass Side, Front

31-C-11202

2.36” Dual Piston, Drvr Side, Front

Hardware Kit

Pads

31-CH-5645A

31-PR-784HD

*front caliper for all GMC/Chevy Type A busses w/dual rearwheels, 2003+

11509 Shown Caliper

Notes

31-C-11509

2.21” Dual Piston, Pass Side, Front

31-C-11510 2.21” Dual Piston, Drvr Side, Front *front caliper for all Type A Ford busses, 1997+, 2007

Caliper

Notes

31-C-12039

2.35” Dual Piston, Pass Side, Front

31-C-12040

2.35” Dual Piston, Drvr Side, Front

Hardware Kit

Pads

31-CH-5626A

31-PR-655SV

Hardware Kit

Pads

31-CH-5822A

31-PR-1328SV

*front caliper for all Type A Ford busses, 2008+

Backing Plate Assembly

w/1.75” Cylinders & 7” Shoes

*used on Ford B-Series buses, pre-1996 31-C-202271

Right Hand (shown)

31-C-202272

Left Hand

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Midwest Bus Parts

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Brakes Brake Hoses length

12” 12.5” 12.5” 17” 19” 30” 30” 30.5” 32.5” 33.25” 34.25’’ 35” 35.5” 38.5” 38.5” 40.5” 41.25” 42” 47”

Part #

31-H-38510 31-H-381084 31-H-381085 31-H-382761 31-H-382760 31-H-381322 31-H-381323 31-H-380500 31-H-382751 31-H-381326 31-H-380501 31-H-381319 31-H-383375 31-H-382750 31-H-383376 31-H-383377 31-H-382796 31-H-383373 31-H-383378

ends

oem/aPPliCation

Cross #’s

Male-Female Navistar

578961C3, 578961C2

Male-Female Bluebird TCFE 89-04, Right Rear

1317148

Male-Male

Bluebird TCFE 91-04, Left Rear,

1468321

Male-Male

Bluebird TC2000, pre-04, Resvr To Mast Cyl

1468305

Male-Male

Bluebird TC & AA, Mast Cyl To Lines

1550144

Male-Male

GMC/Chev, LH Rear

19256415

Male-Female GMC/Chev, RH Rear

19256416

Male-Male

19256411

GMC/Chev, LH Rear

Male-Female Bluebird TC, AA & Vision, 98+, Rear, RH/LH

00043758, 00006471

Male-Male

GMC/Chev w/ABS, Front

19256418

Male-Male

GMC/Chev, RH Rear

19256412

Male-Female GMC/Chev w/o ABS, Front

19256407

Male-Female Navistar w/66mm dual piston caliper, Front, RH/LH 3870750C1 Male-Female Bluebird TC, AA & Vision, 98+, Front, RH/LH

1317379

Male-Female Freightliner FS65 & C2, Frt/Rr, RH/LH

A12-18220-000

Male-Female Navistar w/73mm dual piston caliper, Front, RH/LH 3870751C1, 3523113C3 Male-Female Navistar/IC w/rear disc, 01-09, Rear, RH/LH

3870897C1

Male-Female Navistar IH3800, IC CE, pre-07 , Rear, RH/LH

3538974C94, 3870888C91

Male-Female Freightliner -most FS65, Rear, LH For FS65

12-15026-000

all measurements taken from tip to tip.

31-H-381319

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31-H-382751

Midwest Bus Parts

31-H-382796

31-H-383376

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31.7

31.8

Brakes ABS Sensors

Type a Plug

90° Mount

Type b Plug

“Kabelmetal”

midWest #

brand

31-S-955335

Meritor

31-S-955336 31-S-955328

Plug

12” cable

90°

A

970-5008

R955335

Meritor

36” cable

90°

A

970-5006

R955336 / 801539

Meritor

66" cable

90°

A

970-5004

R955328

31-S-955329

Meritor

66" cable

Straight

A

970-5005

R955329

31-S-955338

Meritor

68" cable

Straight

A

970-5002

R955338

31-S-955341

Meritor

68" cable

90°

A

970-5003

R955341 / 801541

31-S-955342

Meritor

78" cable

90°

A

970-5001

R955342 / 801542

31-S-800715

Bendix

40” cable

90°

B

-

800715

31-S-800717

Bendix

60” cable

90°

B

-

800717

31-S-801546

Bendix

60” cable

90°

C

-

801546

31-S-801549

Bendix

60” cable

90°

B

-

801549

31-S-801552

Bendix

75” cable

Straight

B

-

801552

31-SX-800697

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Meritor Sensor Bracket 31-SX-955B

dorman #

Type C Plug

“Deutsch DTM06-2S”

mount tyPe

Mounting Sleeve

length

“Deutsch DT04-2P”

Sensor Bracket

Midwest Bus Parts

31-SX-955BC

oem #’s

Bosch Sensor Bracket 31-SX-955BT

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Brakes

31.9

Mater Cylinders / Brake Boosters Cap

Pressure Switch

Fluid Level Indicator

Primary Line

Secondary Line

Bore Size

Please call with bus VIN info for brake boosters

bore

Primary thread siZe

seCondary thread siZe

31-MC-390325 most BB / IC / Thomas

2”

9/16” - 18

1/2” - 20

1691291C92, 00072400

31-MC-390388 International

2”

1/2” - 20

9/16” - 18

592692C91

31-MC-390565 GMC / Chevrolet

2”

1/2” - 20

9/16” - 18

15716128

31-MC-390629 Ford / International

1.75”

9/16”

1/2”

489432C91, E4H2-2140-A

9/16” - 18

1/2” - 20

1691024C94, 4311452

midWest #

aPPliCation

31-MC-390668 Amtran / IC / BB / Thomas 2” Transit Buses

Pressure Switch 31-MZ-2232548 Switch 31-MZ-2772230 Update Plug

Fluid Level

31-MZ-2587324

Cap 31-MZ-CAP

oem #’s

Pump/Motor

Cap

31-MZ-CAPG Gasket

31-MP-22771320

O-Ring

31-MZ-2270932

Meritor Cylinder for IC buses Master Cylinder Assembly

Cap

31-MR-950056

31-MZ-850915

Resevoir

31-MZ-950055

Fluid Level Switch

Travel Switch Kit

31-MZ-413921

1.800.328.2448

31-MZ-850844

Midwest Bus Parts

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31.10

Brakes Emergency & Parking

Thomas C2 & IC CE w/E-Brakes on rear axle

Bluebird, Thomas EF, GMC / Chev & Amtran Genesis

12” x 3” Assembly

9” x 3” Shallow Assembly

31-E-2040A

Assembly

31-E-2086SA

Assembly

31-E-2040

Shoe Pair

31-E-2086S

Shoe Pair

31-E-2040K

Spring Kit

31-E-2086K

Spring Kit

International 3800

For Emergency Switches see page 2.14 10” x 3” Shoes 31-E-1303

Shoe

31-E-1303K

Spring

*call for pricing on Hydaulic Cylinders (SAHR)

For all other emergency brake parts inquiries call w/vehicle info & VIN#

Many other parts in stock including: Cables - Levers / Pedals / Releases - Backing Plates Yokes & Clevis - Drums

1.800.328.2448

Midwest Bus Parts

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