Ozdiff Performance Products
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browse products axles 9 inch diffs
9 inch performance kits

9" notch back & round style housings


Stage 1 - 28 spline nodular iron street ready third member dropout

- 28 spline third member dropout
- Nodular iron pinion support
- HD 9" street case
- 1350 Diff Yoke
- 28 spline LSD
- Varying ratio options of std diff gears
- Fully assembled
- Rated to approximately 40 HP
- 28 spline trutrac LSD optionalso available

$2,000.00 AU

order


Stage 1 - 28 spline 9" Diff Housing & Axles

- 9+ standard pumpkin
- Heavy wall tube
- Small bearing ends
- Heavy duty 28 spline axles
- 1/29" knock in studs
- Bearings and retainer plates
- Brackets
- Braces & spring mounting plates not included

$2,000.00 AU

order


Stage 2: 31 Spline HD Diff Centre

- 31 spline third member dropout
- Daytona pinion support with solid preload spacer
- HD 9 " race case
- HD 1350 Diff yoke
- 31 spline tru trac LSD
- Fully assembled
- Varying STD diff gear options available

$2,800 AU

order

Mark Williams, Strange, Superior, Yukon gear and axle, Detroit Truetrac logos

Ozdiff performance products are made to the highest quality, backed with a satisfaction and performance guarantee so why wait to unleash the performance in your vehicle today.

From housings and axles, to nine inch third member centre assemblies, high performance CV shafts, transmissions and more, Ozdiff Performance team have the knowledge and experience to turn your dreams into reality.

Our service centres can also do:

  • tailshaft repairs and modifications
  • measuring your tailshaft and brake upgrades.

popular products

800HP IRS CV Shaft

800HP CV shaftSuits Commodore VX,VU,VY,VZ

$P.O.A

order 800 max High Performance Shaftview 800HP max High performance shaft

800HP IRS CV Shaft

800HP IRS CV ShaftSuits Commodore VE / Pontiac G8

$P.O.A

order 800 max HPIRS CV Shaftview 800HP max HP IRS CV shaft

Performance IRS CV Shaft

HP IRS CV ShaftSuits Holden Commodore VE

$P.O.A

order HPIRS CV Shaftview HP IRS CV shaft

HP IRS CV Shaft (LH)

HP IRS CV ShaftSuits Ford Falcon BA/XR6 Turbo/XR8

$P.O.A

order HPIRS CV Shaftview HP IRS CV shaft

HP IRS CV Shaft (RH)

HP IRS CV ShaftSuits Ford Falcon BA/XR6 Turbo/XR8

$P.O.A

order HPIRS CV Shaftview HP IRS CV shaft

31 spline 9"
 

31 spline 9 Trutrac
 

$1,222.00 AU

buy 31 spline 9view 31 spline 9

S Yoke 1350

S Yoke 1350 T400 T400/Super T10 32 Spline

$396.00 AU

buy T400/super T1032 splineview T400/super T1032 spline

S Yoke 1350

S Yoke 1350 27 spline 27 Spline-Turbo 350 Powerglide

$396.00 AU

buy S Yoke 1350 27 splineview S Yoke 1350 27 spline

S Yoke 1350

S Yoke 1350 Ford C4 Ford C4 28 Spline
 

$396.00 AU

buy S Yoke 1350 Ford C4view S Yoke 1350 Ford C4

S Yoke 1350

S Yoke 1350 Ford C6 Ford C6/Toploader 31 spline

$439.00 AU

buy S Yoke 1350 Ford C6view S Yoke 1350 Ford C6

E Yoke 1350

E Yoke 1350 Suit 9" 28 spline pinion

$226.00 AU

buy E Yoke 1350view E Yoke 1350

CV shaft

CV shaft Suits Commodore VT Ser1

$846.00 AU

buy V8  Supercar 1350view  V8  Supercar 1350

CV Shaft Chrome Molly

600HP CV Shaft Suits Commodore VX-VY

$846.00 AU

buy 600HP CV Shaftview 600HP CV Shaft

Ford 28 spline pinion yoke

HP IRS CV Shaft Mark Williams 28 spline pinion yoke

$343.00 AU

buy HP IRS CV Shaftview Mark Williams pinion yoke

Crown wheel & pinion

Crown wheel & pinion 9" gear set 3.25:1 Ratio

$605.00 AU

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Crown wheel & pinion

Crown wheel & pinion 9"gear set 3.50:1 Ratio

$432.00 AU

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Crown wheel & pinion

crown wheel & pinion 9" 3.70:1 Ratio Suits Ford 9"

$432.00 AU

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Crown wheel & pinion

crown wheel & pinion 9" 4.11:1 Ratio
 

$432.00 AU

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Ulitma case

Bearing kit Ultima case small 3.250"

$305.00 AU

buy bearing kitview bearing kit

31 spline 28"

31 spline 28 4140 Chrome Molly axle

$242.00 AU

buy 31 spline 28 axleview 31 spline 28 axle

31 spline 32"

31 spline 32 4140 Chrome Molly axle

$242.00 AU

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Spool mini

Spool mini 28 spline
 

$99.00 AU

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Ultra case

ultra case 9" Ultra case small 3.250"

$1500.00 AU

buy 3.250 9 inch Ultra case assemblyview 3.250 9 inch Ultra case assembly

Dana 44

ultra case Trutrac 30 spline
 

$1,381.00 AU

buy 3.250 9 inch ultra case assemblyview 3.250 9 inch ultra case assembly

Spool mini

spool mini 28 spline Borgwarner    

$283.00 AU

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Diff Kit 9"

E Yoke 1350 Differential Kit 9"
 

$305.00 AU

buy E Yoke 1350view diff kit

Pinion support

Pinion support Pinion Support Assembly Daytona

$308.00 AU

buy pinion support assemblyview pinion support assembly

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9 inch performance kits

9" Centre assemblies


Stage 1: 250HP-400HP

- 9" street case
- 28 spline Trutrac or LSD hemisphere
- Gearset Std 3.5:1-5.46:1 ratio (customer's choice)
- Bearings and seal
- Daytona pinion support
- 1350 forged 9" diff yoke
- Hi-performance bolt kit
- All new parts supplied
- Fully assembled.

$1,950.00-$2,180.00 AU

order


Stage 2: 400hp-600hp

- 9" race case 3.06" or 3.250"
- 31 spline trutrac or LSD hemisphere
- Gearset Std 3.5:1-5.46:1 ratio (customer's choice)
- Bearings and seal
- Daytona pinion support
- 1350 forged 9" diff yoke
- Hi-performance bolt kit
- All new parts supplied
- Fully assembled.

Upgrade option:
35 spline and spool

$3,300.00-$3,400.00 AU

order


Stage 3: 600HP +

- Full race units
- 9" Strange ultra case 3.250"
- 35 spline spool
- Gearset large pinion pro gears
- Bearings and seal
- 1350 forged 9" diff yoke
- Hi-performance bolt kit
- All new parts supplied
- Fully assembled.

$P.O.A

order