Service and Parts Manual

To download or view any of the service and parts manual section PDFs, simply expand the section you’re interested in by clicking on the red plus icon, then click on the section number in the left hand column next to the item description. You will need a PDF viewer to view these files.


Introduction

How to utilise the Air Locker Service and Parts Manual

1.1Service & Parts Manual Introduction
1.2Air Locker Functional Description


Air Locker Differential Parts Lists

A full parts list for all models of ARB Air Locker. For a complete application reference, please use the Air Locker Application Chart.

SectionPart No.DescriptionSplinesRatio
2.1RD01Toyota 8″, 45mm BRNG (replaced by RD132)30All
2.2RD02Toyota 8.9″, 45mm BRNG (replaced by RD142)30All
2.3RD03Land Rover, 10 SPL, Banjo (replaced by RD127)103.54
2.4RD04Nissan H233, 31 SPL (replaced by RD134)31All
2.5RD05Mitsubishi 8″, RR,28 SPL (replaced by RD210)28All
2.6RD06Dana 44,30 SPL, 3.92 & UP (replaced by RD116)303.92 & UP
2.7RD07Dana 44,30 SPL, 3.73 & DN (replaced by RD117)303.73 & DN
2.8RD08Toyota 8.9″, C-clip, 45mm BRNG (replaced by RD153)30All
2.9RD09Nissan H233B, 31 SPL (thrust block only – replaced by RD136)31All
2.10RD10GM 10 Bolt,8.5″, 28 SPL (replaced by RD83)282.73 & UP
2.12RD12GM 12 Bolt,8.9″, 30 SPL, 3.73 & UP (replaced by RD216)303.73 & UP
2.16RD16Ford 8.8″, 28 SPL (replaced by RD82)28All
2.17RD17Nissan H233B, 33 SPL (disc brake only – replaced by RD135)33All
2.18RD18Dana 44, 19 SPL, 3.92 & UP (deleted from range)193.92 & UP
2.19RD19Dana 44, 19 SPL, 3.73 & DN (deleted from range)193.73 & DN
2.20RD20Land Rover, Salisbury, 3.54:1 (replaced by RD161)243.54
2.21RD21Dana 60, 30 SPL, 4.56 & UP (replaced by RD162)304.56 & UP
2.22RD22Dana 60, 30 SPL, 4.10 & DN (replaced by RD163)304.10 & DN
2.23RD23Toyota 8″, 50mm BRNG (replaced by RD132)30All
2.24RD24Nissan H233B, 33 SPL (replaced by RD135)33All
2.25RD25Mitsubishi 9″, RR, 28 SPL (disc brake only – replaced by RD46)28All
2.26RD26Land Rover HD, 24 SPL (deleted from range)243.54
2.27RD27Nissan C200, 29 SPL (replaced by RD202)29All
2.28RD28GM 10 Bolt, 8.5″, 30 SPL (replaced by RD84)302.73 & UP
2.30RD30Dana 30, 27 SPL, 3.73 & UP (replaced by RD100)273.73 & UP
2.31RD31Dana 30, 27 SPL, 3.54 & DN (replaced by RD101)273.54 & DN
2.32RD32Land Rover, Salisbury, 4.70:1 (replaced by RD160)244.7
2.33RD33Toyota 8.9″, 50mm BRNG (replaced by RD142)30All
2.35RD35Dana 60HD, 35 SPL, 4.56 & UP (replaced by RD166)354.56 & UP
2.36RD36Dana 60HD, 35 SPL, 4.10 & DN (replaced by RD167)354.10 & DN
2.37RD37Ford 10.25″ & 10.5″ (Sterling / corporate) (replaced by RD140)35All
2.38RD38Dana 35, non C-clip, 27 SPL, 3.31 & DN (replaced by RD103)273.31 & DN
2.39RD39Dana 35, non C-clip, 27 SPL, 3.54 & UP (replaced by RD102)273.54 & UP
2.40RD40GM 14 Bolt, 9.5″, C-clip (replaced by RD197)33All
2.41RD41Mitsubishi Jeep, RR (deleted from range)19All
2.42RD42Dana 60HD, C-clip, 35 SPL, 4.56 & UP (replaced by RD168)354.56 & UP
2.43RD43Dana 60HD, C-clip, 35 SPL, 4.10 & DN (replaced by RD169)354.10 & DN
2.44RD44Isuzu, RR, 26 SPL (replaced by RD213)26All
2.45RD45Mahindra, 19 SPL (deleted from range)19All
2.46RD46Mitsubishi 9″, RR, 28 SPL (replaced by RD212)28All
2.47RD47AMC Model 20, 2.73:1 (replaced by RD187)292.73
2.50RD50Dana 50, 30 SPL (replaced by RD158)30All
2.51RD51GM / AAM 9.25″, 33 SPL (replaced by RD197)33All
2.53RD53Dana 70HD, 35 SPL, 4.56 & UP (replaced by RD172)354.56 & UP
2.54RD54Dana 70HD, 35 SPL, 4.10 & DN (replaced by RD173)354.10 & DN
2.55RD55BFord 9″, 31 SPL (replaced by RD119)31All
2.56RD56Land Rover, 24 SPL, Banjo (replaced by RD128)24All
2.57RD57Land Rover, 24 SPL, Banjo, P38A (replaced by RD138)24All
2.60RD60AMC Model 20, 3.08 & UP (replaced by RD186)293.08 & UP
2.64RD64Toyota 9.5″, 32 SPL (replaced by RD152)32All
2.65RD65Dana 70U, 35 SPL, 4.56 & UP (replaced by RD172)354.56 & UP
2.66RD66Dana 70U, 35 SPL, 4.10 & DN (replaced by RD173)354.10 & DN
2.68RD68Dana 35, C-clip, 27 SPL, 3.31 & DN (replaced by RD103)273.31 & DN
2.69RD69Dana 35, C-clip, 27 SPL, 3.54 & UP (replaced by RD102)273.54 & UP
2.70RD70Nissan H260, 37 SPL (replaced by RD215)37All
2.71RD71Nissan H260, 37 SPL (disc brake only – replaced by RD215)37All
2.72RD72Suzuki Sierra, RR, 26 SPL (replaced by RD208)26All
2.73RD73Suzuki Sierra, FR, 22 SPL (replaced by RD205))22All
2.74RD74Suzuki Vitara, RR, 26 SPL, 10 Bolt RG (replaced by RD204)26All
2.75RD75Suzuki, FR, 22 SPL, 10 Bolt RG (replaced by RD205)22All
2.77RD77Suzuki Jimny (JA), FR, 22 SPL (replaced by RD207)22All
2.78RD78ANissan H233B, 31 SPL (replaced by RD136)31All
2.79RD79Suzuki Vitara, RR, 26 SPL, 12 Bolt RG (replaced by RD209)26All
2.80RD80Dana 80, 35 SPL (replaced by RD173)35Varies by Mfg.
2.81RD81Ford 8.8″, 31 SPL31All
2.82RD82Ford 8.8″, 28 SPL28All
2.83RD83GM 8.5″/10 Bolt/AAM 860, 28 SPL (replaced by RD221)282.73 & UP
2.84RD84GM 8.5″/10 Bolt/AAM 860, 30 SPL (replaced by RD222)302.73 & UP
2.85RD85Isuzu RR, 23 SPL, non-LSD (deleted from range)23All
2.87RD87Suzuki Jimny, FR, 22 SPL, 8 Bolt RG (replaced by RD207)22All
2.88RD88Suzuki, 26 SPL, 10 Bolt RG (replaced by RD208)26All
2.89RD89Toyota Tacoma, RR (replaced by RD129)30All
2.90RD90Toyota 7.5″ IFS27All
2.91RD91Dana 80, 37 SPL (replaced by RD175)37Varies by Mfg.
2.92RD92Toyota 8″ IFS, 50mm BRNG (replaced by RD131)30All
2.93RD93Chrysler 8.25″, 29 SPL29All
2.94RD94Isuzu IFS, 17 SPL (replaced by RD203)17All
2.95RD95Dana 60, 32 SPL, 4.56 & UP (replaced by RD164)324.56 & UP
2.96RD96Dana 60, 32 SPL, 4.10 & DN (replaced by RD165)324.10 & DN
2.97RD97Dana 70, 32 SPL, 4.56 & UP (replaced by RD170)324.56 & UP
2.98RD98Dana 70, 32 SPL, 4.10 & DN (replaced by RD171)324.10 & DN
2.99RD99Ford 9″, 35 SPL, 2″ BRNG35All
2.991RD99CEFord 9″, 35 SPL, 2″ BRNG (CE)35All
2.100RD100Dana 30, 27 SPL, 3.73 & UP273.73 & UP
2.101RD101Dana 30, 27 SPL, 3.54 & DN273.54 & DN
2.102RD102Dana 35, 27 SPL, 3.54 & UP273.54 & UP
2.103RD103Dana 35, 27 SPL, 3.31 & DN273.31 & DN
2.104RD104Dana 30, 30 SPL, 3.73 & UP303.73 & UP
2.105RD105Dana 35, 30 SPL, 3.54 & UP303.54 & UP
2.106RD106Nissan C200, 31 SPL (replaced by RD201)31All
2.107RD107Nissan C200/R200A, 29 SPL (replaced by RD202)29All
2.109RD109Dana 44, 35 SPL, 3.92 & UP353.92 & UP
2.110RD110Mitsubishi IFS, 28 SPL28All
2.111RD111Toyota 8″ IFS, 53mm BRNG, 3.91 & UP303.91 & UP
2.112RD112Chrysler 8.25″, 27 SPL27All
2.113RD113Dana 44, 33 SPL, 3.92 & UP333.92 & UP
2.114RD114GM 14 Bolt, 10.5″, 30 SPL, FF304.10 & DN
2.115RD115Dana 70HD, 37 SPL, 4.56 & UP (replaced by RD174)374.56 & UP
2.116RD116Dana 44, 30 SPL, 3.92 & UP303.92 & UP
2.117RD117Dana 44, 30 SPL, 3.73 & DN303.73 & DN
2.118RD118Suzuki Jimny, FR, 22 SPL, 10 Bolt RG (replaced by RD206)22All
2.119RD119Ford 9″, 31 SPL31All
2.121RD121Toyota 8″ IFS, 53mm BRNG, 3.73 & DN303.73 & DN
2.123RD123Mazda 8″, RR, shim adjusted30All
2.124RD124Toyota 8.9″, C-clip, 50mm BRNG (replaced by RD153)30All
2.125RD125Dana 35, non C-clip, 30 SPL, 3.54 & UP303.54 & UP
2.126RD126Santana PS-10, RR34All
2.127RD127Land Rover, 10 SPL, Banjo103.54
2.128RD128Land Rover, 24 SPL, Banjo243.54
2.129RD129Toyota Tacoma, RR30All
2.131RD131Toyota 8″ IFS, 50mm BRNG30All
2.132RD132Toyota 8″, 50mm BRNG30All
2.133RD133Toyota 8″ RR, shim adjusted30All
2.134RD134Nissan H233, 31 SPL31All
2.135RD135Nissan H233B, 33 SPL33All
2.136RD136Nissan H233B, 31 SPL31All
2.137RD137Nissan R230, 33 SPL, IRS, 3.54 & UP333.54 & UP
2.138RD138Land Rover, 24 SPL, Banjo, P38A24All
2.139RD139AAM 11.5″, 30 SPL30All
2.140RD140Ford 10.25″ & 10.5″ (Sterling / corporate)35All
2.141RD141Toyota 8″ IFS, 34 SPL, 58mm BRNG (replaced by RD151)34All
2.142RD142Toyota 8.9″, 50mm BRNG30All
2.143RD143Dana 44, 32 SPL, 3.73 & DN323.73 & DN
2.144RD144Nissan H260, 34 SPL (replaced by RD214)34All
2.145RD145Rockwell 2.5T, 16 SPL16All
2.146RD146Toyota 10.5″, RR, 36 SPL36All
2.147RD147Dana 44, 35 SPL, 3.73 & DN353.73 & DN
2.148RD148AAM 760, 28 SPL28All
2.149RD149Nissan, M226, 32 SPL, 10 Bolt RG32All
2.150RD150Ford 9.75″, 34 SPL, C-Clip34All
2.151RD151Toyota 8″ IFS, 34 SPL34All
2.152RD152Toyota 9.5″, 32 SPL32All
2.153RD153Toyota 8.9″, C-Clip, 50mm BRNG30All
2.154RD154Mitsubishi 9.5″, 31 SPL, live axle31All
2.155RD155Mitsubishi 9.5″, 33 SPL, IRS33All
2.156RD156Hyundai 9.5″, 34 SPL, live axle34All
2.157RD157Jeep JK Rubicon, 35 SPL35All
2.158RD158Dana 50, 30 SPL30All
2.159RD159Nissan M226, 32 SPL, 12 Bolt RG32All
2.160RD160Land Rover, Salisbury, 24 SPL, 4.70:1244.70
2.161RD161Land Rover, Salisbury, 24 SPL, 3.54:1243.54
2.162RD162Dana 60, 30 SPL, 4.56 & UP304.56 & UP
2.163RD163Dana 60, 30 SPL, 4.10 & DN304.10 & DN
2.164RD164Dana 60, 32 SPL, 4.56 & UP324.56 & UP
2.165RD165Dana 60, 32 SPL, 4.10 & DN324.10 & DN
2.166RD166Dana 60HD, 35 SPL, 4.56 & UP354.56 & UP
2.167RD167Dana 60HD, 35 SPL, 4.10 & DN354.10 & DN
2.168RD168Dana 60HD, C-Clip, 35 SPL, 4.56 & UP354.56 & UP
2.169RD169Dana 60HD, C-Clip, 35 SPL, 4.10 & DN354.10 & DN
2.170RD170Dana 70/80, 32 SPL, LOW SPEED32xxx & UP
2.171RD171Dana 70/80, 32 SPL, HIGH SPEED32xxx & DN
2.172RD172Dana 70/80 , 35 SPL, LOW SPEED35xxx & UP
2.173RD173Dana 70/80, 35 SPL, HIGH SPEED35xxx & DN
2.174RD174Dana 70/80, 37 SPL, LOW SPEED37xxx & UP
2.175RD175Dana 70/80, 37 SPL, HIGH SPEED37xxx & DN
2.176RD176Dana 70/80, 40 SPL, LOW SPEED40xxx & UP
2.177RD177Dana 70/80, 40 SPL, HIGH SPEED40xxx & DN
2.180RD180Nissan R180A, 27 SPL, 3.69 & UP273.69 & UP
2.181RD181Nissan R180A, 27 SPL, 3.54 & DN273.54 & DN
2.182RD182Nissan R180A, 27 SPL, 8 Bolt RG27All
2.183RD183Toyota 10.5″, RR, 34 SPL34All
2.186RD186AMC 20, 3.08 & UP293.08 & UP
2.187RD187AMC 20, 2.73 & DN292.73 & DN
2.188RD188Dana 60XHD, 40 SPL, 4.56 & UP404.56 & UP
2.189RD189Dana 60XHD, 40 SPL, 4.10 & DN404.10 & DN
2.193RD193Toyota 8″ RR, 12 Bolt RG, Shim adjusted30All
2.195RD195Nissan Patrol Y62, RR34All
2.196RD196Nissan C200K, 31 SPL31All
2.197RD197AAM 925/950, 33 SPL33All
2.198RD198VW Amarok Rear30All
2.200RD200Rockwell 2.5T, 40 SPL16All
2.201RD201Nissan C200, 31 SPL31All
2.202RD202Nissan C200/R200A, 29 SPL29All
2.203RD203Isuzu IFS, 17 SPL17All
2.204RD204Suzuki Vitara, RR, 26 SPL, 10 Bolt RG26All
2.205RD205Suzuki, FR, 22 SPL, 10 Bolt RG22All
2.206RD206Suzuki Jimny, FR, 22 SPL, 10 Bolt RG22All
2.207RD207Suzuki Jimny, FR, 22 SPL, 8 Bolt RG22All
2.208RD208Suzuki, 26 SPL, 10 Bolt RG26All
2.209RD209Suzuki Vitara, RR, 26 SPL, 12 Bolt RG26All
2.210RD210Mitsubishi 8″, RR, 28 SPL28All
2.212RD212Mitsubishi 9″, RR, 28 SPL28All
2.213RD213Isuzu, RR, 26 SPL26All
2.214RD214Nissan H260, 34 SPL34All
2.215RD215Nissan H260, 37 SPL37All
2.216RD216GM 12 Bolt, 8.9″, 30 SPL, 3.73 & UP303.73 & UP
2.217RD217LR Discovery 3 + 4, FR, 29 SPL29All
2.218RD218LR Discovery 3, RR, 31 SPL31All
2.219RD219T6 Ranger/BT-50, FR, 29 SPL29All
2.220RD220T6 Ranger/BT-50, RR, 32 SPL32All
2.221RD221GM8.5″ 10 Bolt AAM 860, 28 SPL28All
2.222RD222GM8.5″ 10 Bolt AAM 860, 30 SPL30All
2.223RD223Ford Ranger PJ, PK / Mazda BT-50, IFS, 30 SPL30All
2.224RD224Nissan M205, FR, 30 SPL30All
2.226RD226Dana 44A, 30 SPL30All
2.228RD228Nissan C200K, FR, 34 SPL34All
2.229RD229Nissan D23/NP300, RR, 34 SPL34All
2.230RD230Nissan R180A, 30 SPL, 3.69 & UP303.69 & UP
2.231RD231Nissan R180A, 30 SPL, 3.54 & DN303.54 & DN
2.232RD232Toyota 8.9″ RR, 32 SPL, 12 bolt RG, Shim Adjusted32All
2.234RD234GM 14 Bolt, 10.5″, 40 SPL, FF404.10 & DN
2.235RD235GM 14 Bolt, 10.5″, 35 SPL, FF354.10 & DN
NOTE: Contact ARB directly for model numbers not listed here.


Compressor Parts Lists

A full parts list for all models of ARB air compressor.

3.1On-Board Air Compressor Kit, Medium (RDCKA & RDCKA24)
3.2Portable Air Compressor (RDCP & RDCPA)
3.3On-Board Air Compressor Kit, Compact (CKSA12)
3.4On-Board Air Compressor Kit, High Output (CKMA12 & CKMA24)
3.5Portable Air Compressor Kit, High Output (CKMP12)
3.6On-Board Air Compressor Kit, Maximum Performance (CKMTA12 & CKMTA24)
3.7Portable Air Compressor Kit, Maximum Performance (CKMTP12)


Accessory Parts Lists

Information relating to optional compressor accessories.

4.1Bulkhead Fitting Kits
4.2Heavy Duty Air Line Kit (HDAL)
4.3Compressor Piston Service Kit
4.4Purge Valve Kit
4.5CKM Replacement Motor Cap


Tech Notes

Reference guides including wiring diagrams, ring and pinion gear modifications and serial number interpretation.

5.1Screw Secured Seal Housing Set-up
5.2Spring Clip Secured Seal Housing Set-up
5.3Axle Identification
5.4Axle Modification
5.5Inspection for Bent Axles
5.6Ring and Pinion Gear Modifications
5.7Solenoid Valve
5.8Compressor Wiring Diagrams
5.9Compressor Fault Diagnosis Procedure
5.10Serial Number Interpretation
5.11Insuring Adequate Oil Drainage
5.12Installation in Ford Front Differentials
5.13Land Rover Salisbury Housing Modification
5.14Land Rover Axle Update


Appendix

Additional information relating to servicing, specification and measurements.

6.1Service Guide
6.2Shim Kit Specifications
6.3Adjuster Nut Specifications
6.4Differential Ratio Calculator
6.5Differential Measurement Reference
6.6Packaging Weights and Dimensions
6.7Air Compressor Range Sizes & Specifications
6.8Tapered Roller Bearing Specifications
6.9Radial Seal Specifications (O-rings & X-rings)


Share this page

ARB 4x4 Accessories

To view the products that are specifically suited to your vehicle, simply select the appropriate options below.

Can't see your vehicle listed here? Click here to enter it.

Whilst every effort has been made to ensure the content within this customised section is accurate, please consult your nearest ARB store or authorised stockist to confirm product features and availability prior to ordering.