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Spicer® Drive Axles
Illustrated Parts List
Spicer® DSS40, DDS40, RSS40, and RDS40
AXIP-0342
July 2004
Table of Contents
Introduction
Model Listing . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 How to Use Illustrated Parts List . . . . . . . . . . . . 3 Model Identification . . . . . . . . . . . . . . . . . . . . . . 4
Axle Housings & Shafts
Axle Shaft Configurations . . . . . . . . . . . . . . . . 18
Axle Shafts . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
DSS40(P) / RSS40 . . . . . . . . . . . . . . . . . . . . . 19
Single Reduction |
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Yokes |
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Forward Axle - DSS40(P), DDS40(P) . . . . . . . . |
. 5 |
All DSS40, DDS40 . . . . . . . . . . . . . . . . . . . . . . |
20 |
Rear Axle - RSS40, RDS40 . . . . . . . . . . . . . . . |
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All RDS40, RDD40 . . . . . . . . . . . . . . . . . . . . . |
21 |
Piston Air Shift Unit |
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Appendix |
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Piston Air Shift Unit . . . . . . . . . . . . . . . . . . . . . |
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Ring Gear and Pinion Identification . . . . . . . . . |
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Pinion Bearing Spacers - DSS40(P), RSS40, |
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DDS40(P), RDS40 . . . . . . . . . . . . . . . . . . . . . . |
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Drive Pinion and Gear Set . . . . . . . . . . . . . . . . |
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New Carrier Assemblies . . . . . . . . . . . . . . . . . |
24 |
1
Introduction
Introduction
Model Listing
The following models are represented in this publication.
Single Reduction Models
Forward Axle |
Rear Axle |
Axle Capacity |
Gear Size |
DSS40(P) |
RSS40 |
40,000 lbs |
18” Gear |
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DDS40(P) |
RDS40 |
40,000 lbs |
18” Gear |
2
Introduction
How to Use Illustrated Parts List
Ordering Parts
•This parts book is organized in sections according to parts servicing requirements. Use the Contents or page headings and colored tabs to find information.
•Use this book to order parts for your Spicer® Axle.
•For convenience, part numbers have been included for all pieces of the carrier assembly. Some of these parts, such as the carrier and caps, are serviced only in kits or assemblies. Part numbers are for your reference only. Those parts not serviced separately are identified with NSS.
Kits and Assemblies
•Kits and Assemblies contain groups of individual or assembled parts developed for optimal replacement or repair of a service problem.
•Kits and Assemblies are shown with applicable parts groupings in the parts listing.
•See the Appendix for detailed information concerning kits applicable to this model.
Abbreviations
•A/R-As Required - Parts that vary in quantity with each axle. Example: shims.
•NSS-Not Serviced Separately - Items which can only be purchased in sets, kit form or service assemblies. Example: brake shoes.
•RH/LH - Right Hand/Left Hand - Determined as viewed from behind the vehicle looking forward.
•“RTV” - Gasket Compound - Formed-in-place gasket sealer. It is recommended for use on all surfaces requiring a gasket.
•Assy - Assembly
•Brg - Bearing
•Diff - Differential
•Hsg - Housing
•Inv - Involute
•IASS - In Axle Speed Sensor
•ABS - Antilock Brake System
•N/A - Not Applicable
•Str - Straight
Illustrations
•Illustrations show parts in assembly groups.
•Item numbers on illustrations correspond with parts listings on pages that accompany the drawings.
•Notes are included on illustrations where needed.
Parts Listings
•Parts listings are defined by parts groupings and are broken down by service assemblies.
•Parts listings identify a part for servicing with the following categories:
•Item - corresponds with numbers on illustrations for part identification
•Description - specifies part name or description
•Quantity (Qty) - quantity required for assembly
•Current Part - service part numbers are broken down by model, type or other applicable information
•Notes - define unique characteristics or replacement notes
•Kits and Assemblies - indicated Kits or Assemblies that contain a particular part
•Other pertinent information is listed in tables or parts listings as required.
Effectively using a parts listing - Example
•Follow the example below to locate and order exactly what is required for servicing.
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Order Part |
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Match to items |
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Order this quantity |
Number by Model |
Indicated information important |
on illustration |
Use to identify Part |
for servicing |
indicated |
to ordering or use |
Item |
Description |
Qty |
Part No. |
Notes |
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84 |
Lock washer |
10 |
90417 |
See Axle Shaft Chart |
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Pipe Plug |
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90325 |
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Kits and Assemblies |
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Basic Overhaul Kit |
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122437 |
Contents identified with * |
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Oil Seal & Shim Kit |
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118111 |
Includes 33, 46, 75, 78, & RTV |
3
Introduction
Model Identification
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D S S 40 - (P) |
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D - Tandem Forward Axle |
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(P) - Optional Lube Pump |
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with Interaxle Differential |
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GAW Rating x 1000 lb. |
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R - Tandem Rear Axle |
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Super-40TM |
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Gearing: |
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S - Single Reduction |
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D - Driver Controlled Differential Lock |
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Locating Model Designation Information
•Axle Model Identification, part Number and Serial Number are located on a tag at the axle centerline. This information will help to locate information in this book and to identify the correct parts for servicing.
Drive Axles
CUST. PART NO. |
Spicer™ |
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SPEC. |
SERIAL NO. |
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MODEL |
PART NO. |
RATIO |
MADE IN: |
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•Model Number, Part Number and Serial Number are located on the data plate on the axle centerline
•The axles illustrated in this book are found on a number of different axle shafts, according to OEM specifications.
When ordering replacement axle shafts, note the part number stamped into the flange.
Axle Shaft Part Number 
4
Forward Axle
Single Reduction
Forward Axle - DSS40(P), DDS40(P)
4
2 |
3 |
1 |
9 |
6 |
8 |
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10 11
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44 |
45 |
47 |
48 |
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46 |
1 |
5 |
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50
1
12 13
DIFFERENTIAL & RING GEAR
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RH |
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LH |
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24 25 |
22 23 |
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DIFFERENTIAL |
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LOCK |
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RH |
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103 |
104 105 |
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107108 |
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5
Forward Axle
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INTER-AXLE |
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54 55 |
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DIFFERENTIAL |
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ASSEMBLY |
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THESE PARTS |
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ARE MOUNTED |
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IN POWER |
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DIVIDER COVER – |
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95 |
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NOTE 1 |
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LUBE PUMP |
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NOTE 1: See page 11 for design change information.
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6
Forward Axle
Item |
Description |
Qty |
DSS40(P) |
DDS40(P) |
Notes |
BASIC OVERHAUL KIT |
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509302 |
509305 |
Contents identified by * |
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1 |
Diff. Carrier & Bearing Caps |
1 |
509303 |
– |
Includes items 2-5, 6-14 |
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Carrier Casting No. 128282C (NSS) |
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Diff. Carrier & Brg. Cap Kit |
1 |
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508472 |
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Carrier Casting No. 110500 (NSS) |
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2 |
Bearing Cap Screw |
4 |
127180 |
32732 |
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3 |
Flat Washer |
4 |
32912 |
32912 |
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4 |
Lockwire |
4 |
12563 |
12563 |
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5 |
Dowel Bushing |
2 |
32730 |
32730 |
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6 |
Bearing Cap Adjuster Lock (LH & RH) |
2 |
14275 |
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Bearing Cap Adjuster Lock (RH) |
1 |
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14275 |
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7 |
Bearing Cap Adjuster Lock (LH) |
1 |
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45448 |
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8 |
Adjuster Lock Cap Screw |
2 |
210601 |
210601 |
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9 |
Cotter Pin (LH & RH) |
2 |
90876 |
90876 |
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10 |
Filler Plug |
1 |
90325 |
90325 |
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11 |
Carrier Cover Dowel Pin |
2 |
7641 |
7641 |
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12 |
Thrust Screw Jam Nut |
1 |
210184 |
210184 |
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13 |
Ring Gear Thrust Screw |
1 |
126193 |
126193 |
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14 |
Diff. Bearing Adjuster (RH) |
1 |
39448 |
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82451 |
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Diff. Bearing Adjuster (LH) |
1 |
21637 |
21637 |
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15 |
Diff. Bearing Cup (RH) |
1 |
19529* |
21632* |
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Diff. Bearing Cup (LH) |
1 |
15092* |
15092* |
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16 |
Diff. Bearing Cone (RH) |
1 |
27666* |
102660* |
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Diff. Bearing Cone (LH) |
1 |
27876* |
27876* |
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17 |
Ring Gear & Drive Pinion Set |
1 |
See Chart |
See Chart |
Page 22 |
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18 |
Bolt |
16 |
67586 |
67586 |
In Kit 70745 |
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19 |
Nut |
16 |
60600 |
60600 |
In Kit 70745 |
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WHEEL DIFF CASE KITS |
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Includes items 20-21 |
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3.55-4.11 |
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98610 |
217619 |
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4.33-6.67 |
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121845 |
217620 |
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|
|
|
|
|
|
20 |
Diff. Cases |
|
– |
– |
|
|
|
|
|
|
|
|
Plain Half (LH) NSS |
|
86777 |
86777 |
|
|
|
|
|
|
|
|
Flange Half (RH) NSS |
|
– |
– |
|
|
|
|
|
|
|
|
3.55-4.11 |
|
88501 |
128980 |
|
|
|
|
|
|
|
|
4.33-6.67 |
|
126234 |
128981 |
|
|
|
|
|
|
|
21 |
Diff. Case Cap Screw |
12 |
88503 |
88503 |
|
|
|
|
|
|
|
WHEEL DIFF. SIDE GEAR KIT |
|
120739 |
123292 |
Includes items 22-26 |
|
|
|
|
|
|
|
WHEEL DIFF. KIT w/o SIDE GEAR KIT |
|
118749 |
118749 |
Includes items 23-26 |
|
|
|
|
|
|
|
22 |
Diff. Side Gear |
2 |
120052 |
– |
41 Involute |
|
|
|
|
|
|
|
|
|
– |
93401 |
36 Involute |
|
|
|
|
|
|
23 |
Side Gear Thrust Washer |
2 |
27274* |
27274* |
|
|
|
|
|
|
|
24 |
Side Pinion |
4 |
86780 |
86780 |
|
|
|
|
|
|
|
25 |
Side Pinion Thrust Washer |
4 |
86781* |
86781* |
|
|
|
|
|
|
|
26 |
Spider |
1 |
86778 |
86778 |
|
|
|
|
|
|
|
27 |
Pinion Pilot Bearing |
1 |
126187* |
126187* |
|
Note 1: New design parts beginning February 2000. See Page 11 for more detail and reference Dana Bulletin ABIB-0102.
7
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