Truck TTrailer Transit A - tttonline.com · Wedge Brake Air Chamber & Component Listing ... Full Coverage 11 Gauge Steel Clamps Heavy Duty Music Wire Return Spring Heavy 10 Gauge

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All merchandise ordered shall be sold subject to seller’s standard warranty. The seller warrants that any product found to be defective either in workmanship or material, whereby it is not suitable upon proper usage and service for the purpose for which it was designed will be, at the sellers’ option repaired or replaced free of charge, including transportation charges, but not the cost of installation. All other warranties expressed or implied including any warranty of merchantability are hereby disclaimed. The foregoing expresses all of the items furnished by it shall under no circumstances be liable for consequential damages. The illustrations, descriptions, and pictures in this publication are the sole property of : Truck Trailer Transit, Inc. 1601 Theodore Detroit, Michigan 48211 (313) 832-0020 1-800-631-1144 FAX (313) 832-0225 ITEMS APPEARING IN THIS PUBLICATION ARE NOT TO BE COPIED WITHOUT EXPRESS WRITTEN CONSENT FROM TRUCK TRAILER TRANSIT, INC. DESCRIPTIONS AND SPECIFICATIONS CONTAINED IN THIS CATALOG WERE IN EFFECT AT THE TIME OF PUBLICATION WAS APPROVED FOR PRINTING,AND ARE SUBJECT TO CHANGE WITHOUT NOTICE OR LIABILITY. MANUFACTURERS’ AND REPLACEMENT PART SUPPLIERS’ NUMBERS ARE LISTED FOR REFERENCE ONLY AND IN NO CASE DO WE IMPLY THAT THE PARTS OFFERED ARE THEIR PARTS. � COPYRIGHT March 2003, ALL RIGHT RESERVED. TRUCK - TRAILER - TRANSIT, INC


S-Cam Spring Brake Chamber Pages ........................................4-5

S-Cam Service Brake Chamber

Pages ........................................6-7 S-Cam Chamber Cross Reference

Pages ........................................8-10

S-Cam Chamber Component Parts Listing Page .........................................11-12 Wedge Brake Air Chamber & Component Listing Page .........................................13

Catalog Index


Truck Trailer Transit brings to market the first îTransit ñ Heavy Dutyî Spring Brake Chambers. Designed to address your maintenance issues:

• Extended Life Main Spring (Tested to over 500,000 cycles – More than twice the SAE Specification)

• Neoprene Diaphragm (Additional Resistanceto Oil Contamination)

• Dual ì O-Ringî Seal (Provides Dual Sealing and More Than Twice the Expected Life)

• ì Stainless Steelî Internal Pushrod (Reduces Corrosion and Provides Correct Finish to Retain Lubricant and Prevent Wear of the Seal)

• Heavy Duty Return Spring (Provides Positive Release of Brake)

• Fully Threaded Push Rod (Uncut to Minimize Stocking Levels - Pre-sized Available on Request)

Technical Data

Spring Brake Chambers


Transit Engineered Design Features

Chrome Silicon Steel Main Spring

Guided Spring Pressure Plate

Stainless Steel Internal Push Rod

Dual O-Ring Seal

Premium Diaphragm

Full Coverage 11 Gauge Steel Clamps

Heavy Duty Music Wire Return Spring

Heavy 10 Gauge Non-Pressure Housing

Welded Stud Reinforcement

Fully Threaded Push Rod

Forged Steel Clevis

Ready-Check Stroke Verification

Spring Brake Chambers


Truck Trailer Transit brings to market the first ìTransit ñ Heavy Dutyî Air Brake Service Chambers. Designed to solve your maintenance issues:

• Heavy Duty Return Spring (Provides Positive Release of Brake)

• Ready Check ñ Visual Stroke Verification

• 10 Gauge Steel Construction (Reduces Fatigue and Premature Failure)

• Neoprene Diaphragm (Additional Resistance to Oil Contamination)

• Full Threaded Push Rods are uncut to minimize stocking levels (Pre-Sized Available on Request)

Technical Data

Air Brake Service Chambers


Transit Engineered Design Features

Premium Diaphragms

Heavy Duty Music Wire Return Springs

Fully Threaded Push Rods

Heavy 10 Gauge Non-Pressure Housing

Extra Stud Reinforcement

Rush Rod Dirt Shield

Forged Steel Clevis

Ready-Check Stroke Verification

Air Brake Service Chambers


ITEM OEM PART NO: TTT PART NO: DESCRIPTION STROKE PRICE 1 104298 T-24SCLS-07 24 LS Service Chamber 2.5" $36.50 2 131287 T-3030-04 3030 Spring Brake 2.5" $66.20 3 131288 T-3030-02 3030 Spring Brake 2.5" $66.20 4 1416078 T-16SC-01 16 Service Chamber 2.25" $32.50 5 1416079 T-16SC-02 16 Service Chamber 2.25" $32.50 6 1427001 T-24SCLS-00 24 LS Service Chamber 2.5" $36.50 7 1427206 T-24SCLS-01 24 LS Service Chamber 2.5" $36.50 8 1427207 T-24SCLS-01 24 LS Service Chamber 2.5" $36.50 9 1427208 T-24SCLS-06 24 LS Service Chamber 2.5" $36.50 10 1427239 T-24SCLS-08 24 LS Service Chamber 2.5" $36.50 11 1427240 T-24SCLS-02 24 LS Service Chamber 2.5" $36.50 12 1427244 T-24SCLS-11 24 LS Service Chamber 2.5" $36.50 13 1427247 T-24SCLS-05 24 LS Service Chamber 2.5" $36.50 14 1427298 T-24SCLS-12 24 LS Service Chamber 2.5" $36.50 15 1427307 T-24SCLS-03 24 LS Service Chamber 2.5" $36.50 16 1427308 T-24SCLS-04 24 LS Service Chamber 2.5" $36.50 17 1427314 T-24SCLS-13 24 LS Service Chamber 2.5" $36.50 18 1427315 T-24SCLS-10 24 LS Service Chamber 2.5" $36.50 19 1428001 T-24SCELS-00 24 ELS Service Chamber 3.0" $43.49 20 1431001 T-30SCELS-01 30 LS Service Chamber 3.0" $35.72 21 1621038 T-20SCLS-01 20 LS Service Chamber 2.5" $32.50 22 1621039 T-20SCLS-02 20 LS Service Chamber 2.5" $32.50 23 2400003 T-24SCLS-02 24 LS Service Chamber 2.5" $36.50 24 3000006 T-30SCELS-01 30 LS Service Chamber 3.0" $35.72 25 3230120 T-3030ELS-03 3030LS Spring Brake 3.0" $68.50 26 3230121 T-3030ELS-02 3030LS Spring Brake 3.0" $68.50 27 3231062 T-3030ELS-01 3030LS Spring Brake 3.0" $68.50 28 3433051 T-3036-00 3036 Spring Brake 2.5" $92.50 29 3436051 T-3636-00 3636 Spring Brake 3.0" $88.90 30 3436054 T-3636-01 3636 Spring Brake 3.0" $88.90 31 3436109 T-3636-01 3636 Spring Brake 3.0" $88.90 32 3436113 T-3636-05 3636 Spring Brake 3.0" $88.90 33 3437051 T-3636-00 3636 Spring Brake 3.0" $88.90 34 3531077 T-3030-11 3030 Spring Brake 2.5" $66.20 35 3531078 T-3030-10 3030 Spring Brake 2.5" $66.20 36 3531079 T-3030-09 3030 Spring Brake 2.5" $66.20 37 3531080 T-3030-08 3030 Spring Brake 2.5" $66.20

Cross Reference

Air Chamber Cross Reference


ITEM OEM PART NO: TTT PART NO: DESCRIPTION STROKE PRICE

38 3531098 T-3030-01 3030 Spring Brake 2.5" $66.20 39 3531099 T-3030-03 3030 Spring Brake 2.5" $66.20 40 3531105 T-3030-05 3030 Spring Brake 2.5" $66.20 41 3531106 T-3030-02 3030 Spring Brake 2.5" $66.20 42 3535052 T-3030ELS-07 3030ELS Spring Brake 3.0" $68.50 43 3831123 T-3030-07 3030 Spring Brake 2.5" $66.20 44 3831124 T-3030-06 3030 Spring Brake 2.5" $66.20 45 3832059 T-3030ELS-06 3030ELS HD Spring Brake 3.0" $68.50 46 5007120 T-24SCLS-02 24 LS Service Chamber 2.5" $36.50 47 5007133 T-3636-00 3636 Spring Brake 3.0" $88.90 48 6328832 T-24SCLS-03 24 LS Service Chamber 2.5" $36.50 49 6329833 T-24SCLS-04 24 LS Service Chamber 2.5" $36.50 50 6329853 T-20SCLS-06 20 LS Service Chamber 2.5" $32.50 51 6334854 T-20SCLS-09 20 LS Service Chamber 2.5" $32.50 52 10212508 T-3636-01 3636 Spring Brake 3.0" $88.90 53 155104505 T-24SCLS-00 24 LS Service Chamber 2.5" $36.50 54 0501 314 622 T-22DBC-02 22 Disc Brake Chamber 65mm Call 55 0501 314 623 T-22DBC-01 22 Disc Brake Chamber 65mm Call 56 4R-5-20 T-16SC-01 16 Service Chamber 2.25" $32.50 57 4R-5-21 T-16SC-02 16 Service Chamber 2.25" $32.50 58 5003087 T-3636-05 3636 Spring Brake 3.0" $88.90 59 6334858 T-20SCLS-01 20 LS Service Chamber 2.5" $32.50 60 D11-3276-X24 T-24SCLS-08 24 LS Service Chamber 2.5" $36.50 61 D12-3276-X24 T-24SCLS-02 24 LS Service Chamber 2.5" $36.50 62 D14-3276-X24 T-24SCLS-11 24 LS Service Chamber 2.5" $36.50 63 D18-3276-X24 T-24SCLS-12 24 LS Service Chamber 2.5" $36.50 64 E0102540AB T-24SCLS-01 24 LS Service Chamber 2.5" $36.50 65 E0102540AC T-24SCLS-06 24 LS Service Chamber 2.5" $36.50 66 G1091981 T-24SCLS-10 24 LS Service Chamber 2.5" $36.50 67 G1091982 T-24SCLS-02 24 LS Service Chamber 2.5" $36.50 68 G5002079 T-3060-01 3060 Piston Spring Brake 2.5" Call 69 KSM 3060JCS46135 T-3060-01 3060 Piston Spring Brake 2.5" Call 70 MX080000-130 T-24SCLS-06 24 LS Service Chamber 2.5" $36.50 71 N 16478 T-3030-09 3030 Spring Brake 2.5" $66.20 72 N 17106 T-3030-10 3030 Spring Brake 2.5" $66.20 73 N22309 T-3030-06 3030 Spring Brake 2.5" $66.20

Cross Reference



ITEM OEM PART NO: TTT PART NO: DESCRIPTION STROKE PRICE 74 N22333 T-3030-07 3030 Spring Brake 2.5" $66.20 75 N8881643 T-24SCLS-11 24 LS Service Chamber 2.5" $36.50 76 N8884460 T-22DBC-02 22 Disc Brake Chamber 65mm Call 77 N8885225 T-22DBC-01 22 Disc Brake Chamber 65mm Call 78 N8887474 T-24SCLS-12 24 LS Service Chamber 2.5" $36.50 79 N8888899 T-3030-03 3030 Spring Brake 2.5 $66.20 80 N8889010 T-24SCLS-13 24 LS Service Chamber 2.5 $36.50 81 N8889011 T-24SCLS-10 24 LS Service Chamber 2.5 $36.50 82 N8889056 T-3030-01 3030 Spring Brake 2.5 $66.20 83 U94-3276-D30 T-3030ELS-01 3030LS Spring Brake 3.0" $68.50 84 W53-3276-D30 T-3030-01 3030 Spring Brake 2.5 $66.20 85 W54-3276-D30 T-3030-03 3030 Spring Brake 2.5 $66.20 86 W75-3276-X24 T-24SCLS-01 24 LS Service Chamber 2.5" $36.50 87 W76-3276-X24 T-24SCLS-01 24 LS Service Chamber 2.5" $36.50 88 X10-3276-X24 T-24SCLS-10 24 LS Service Chamber 2.5 $36.50 89 X9-3276-X24 T-24SCLS-13 24 LS Service Chamber 2.5 $36.50 90 Y8-3276-J36 T-3636-01 3636 Spring Brake 3.0" $88.90

Cross Reference



Truck Trailer Transit offers a wide variety of replacement parts. The graphic below illustrates our terminology for various parts of the spring chamber and service chamber. –

Call For Updated Pricing

Chamber Type Barrel Part# Cone Part#12 T-90016 - 16 T-90016 - 20 T-90003 T-90005 24 T-90003 T-90005

24 ELS T-90152 - 30 T-90003 T-90005

30 ELS T-90152 - 36 T-90152 -

Part# Type Stroke Outside DiameterT-90910 9 1.75" 5.05" (128mm) T-0065 12 1.75" 5.50" (140mm) T-0601 16 2.25" 6.00" (152mm) T-0020R 20 2.25" 6.50" (166mm) T-0024R 24 2.25" 7.00" (178mm) T-0024LS 24LS 2.50" 7.00" (178mm) T-0024ELS 24ELS 3.00" 7.00" (178mm) T-0030R 30 2.50" 8.00" (203mm) T-0030ELS 30ELS 3.00" 8.00" (203mm) T-0036R 36 3.00" 9.00" (229mm)

Double Bolt Clamp Part#

Single Bolt Clamp Part #

Chamber Type

T-91211 T-0001 12 T-91611 T-0111 16 T-92011 - 20 T-92411 - 24 T-93011 - 30 T-93611 - 36 T-0527 T-0527 Clamp Bolt T-0053 T-0053 Clamp Nut

Part# Chamber Type T-91203 12 T-91603 16 T-92003 20 T-92403 24 T-93003 30 T-93603 36

Air Chamber Parts

Push Rod: Standard push rod length is 8.00" fully retracted in the springbrake chamber. Other lengths are available upon request.

Return Springs: Different return springs are required for various sizes of spring brakes and service chambers. Use the chart below to determine the correct return spring part number.

Cone Spring

Barrel Spring

Diapragms: Truck Trailer Transitís are custom made with a natural blended rubber with a nylon fabric reinforcement to ensure strength, flexibility, and a long cycle life. Our diaphragms are tested per SAE requirements to 1,000,000 cycles

Clamps: Truck Trailer Transit currently offers a double bolt clamp and single bolt clamp assembly.


Truck Trailer Transit offers a wide variety of replacement parts. The graphic below illustrates our terminology for various parts of the spring chamber and service chamber.

Call For Updated Pricing

Part# Pin only Part# Dim.A Dim.B Dim.C Dim.D

T-90007 T-90045 1.67" M16 x 1.5 14 mm 0.56" T-90013 T-90020 1.25" 5/8" - 18UNF 0.50" 0.56" T-90018 T-90021 1.25" 5/8" - 18UNF 0.625" 0.56" T-90019 T-90020 1.25" 1/2" - 20UNF 0.50" 0.56" T-90040 T-90020 1.67" 5/8" - 18UNF 0.50" 0.56" T-90044 T-90045 1.25" 5/8" - 18UNF 14 mm 0.56" T-90058 T-90020 1.55" M16 x 1.5 0.50" 0.56" T-90059 T-90021 1.55" 1/2" - 20UNF 0.625" 0.56" T-90062 T-90171 1.55" 3/4" - 16UNF 0.50" 0.81" T-90063 T-90021 1.25" 3/4" - 16UNF 0.625" 0.56" T-90064 T-90081 1.25" 3/4" - 16UNF 0.75" 0.81" T-90071 T-90020 1.25" M16 x 1.5 0.50" 0.56" T-90076 T-90045 1.67" M16 x 1.5 14 mm 0.56" T-90077 T-90045 1.67" 5/8" - 18UNF 14 mm 0.56" T-90105 T-90021 1.67" 5/8" - 18UNF 0.625" 0.56"

Part# Chamber Type T-91207 12 T-91607 16 T-92007 20 T-92407 24 T-92432 24 ELS T-93007 30 T-93032 30 ELS T-93607 36

Part# Chamber Type T-91208 12 T-91608 16 T-92008 20 T-92408 24 T-92432 24 ELS T-93008 30 T-93032 30 ELS T-93608 36

Air Chamber Parts

Clevis Assembly: All our clevis assemblies are made of forged steel. The standard clevis assembly for a 3030 spring brake is a 5/8" - 18UNF x 1/2" pin clevis assembly (part# 90044), however, many other sizes are available depending on your application. Clevis pins are sold separately. Reference the following chart for specifications.

Non Pressure Housing

Pressure Cap


Air Chamber Assembly T-T-T No Description Replaces Cost T-0021A Air Chamber Assembly

Front Axle ñ Type 12Z70-3276-L-12 $24.75

T-0061A Air Chamber Assembly Rear Axle ñ Type 16

Z56-3276-P-16 $25.50

Non Pressure Housing

T-T-T No Description Replaces Cost T-0221 Non Pressure Housing

Front Axle ñ Type 12A47-3780-R-122 $8.50

T-0321 Non Pressure Housing Rear Axle ñ Type 16

A9-3780-S-123 $10.25

T-0061ALS Non Pressure Housing Rear Axle ñ Type 16

With Piston / Diaphragm For 06/08 Series Bus

Not Available $25.00

Pressure Cap

T-T-T No Description Replaces Cost T-4403 Pressure Cap

Front Axle ñ Type 12A2-3780-J-62 $5.35

T-4803 Pressure Cap Rear Axle ñ Type 16

A3-3780-N-66 $5.56

Diaphragm

T-T-T No Description Replaces Cost T-0065 Diaphragm

Front Axle ñ Type 122797-C-1043 $1.86

T-0601 Diaphragm Rear Axle ñ Type 16

2797-D-1044 $1.87

T-6127108 Diaphragm Rear Axle ñ Long Stroke

MGM 8017216

$4.75

T-3564509 Diaphragm & Piston Assy Rear Axle ñ Long Stroke

MGM 9054653

$12.40

Piston

T-T-T No Description Replaces Cost T-0032 Piston

Front Axle ñ Type 12A28-1779-V-230 $4.46

T-0232 Piston Rear Axle ñ Type 16

A6-1779-X-232 $4.75

Wedge Brake Chambers

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Truck TTrailer Transit A - tttonline.com · Wedge Brake Air Chamber & Component Listing ... Full Coverage 11 Gauge Steel Clamps Heavy Duty Music Wire Return Spring Heavy 10 Gauge