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Diff Parts


One of the most important things a racer can do to maintain their car is rebuild their diff and put in new parts.This simple rebuild can make the difference in a winning round. Irrgang Racing Service has a variety of parts that will help you maintain your differential and make your race car run faster and smoother.

Model+ Product Image Item Name Price

IRS110D Diff Rebuild Kit (D-Ring)

Diff Rebuild Kit (D-Ring)

Diff rebuild Kit - includes (2) large D-Rings, (12) 1/8" Diff Balls, ans (1) Diff Nut (msrp $ 5.00)
$4.50

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IRS201BK Diff Nut

Diff Nut

Posi-Lock  6/32" Diff Nuts (6) - BLACK - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut...
$1.35

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IRS203BK Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - BLACK - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut...
$1.35

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IRS203BL Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - BLUE - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut to...
$1.35

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IRS203P Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - PURPLE - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut...
$1.35

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IRS203R Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - RED - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut to...
$1.35

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IRS203W Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - WHITE - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut...
$1.35

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IRS203Y Diff Nut

Diff Nut

Posi-Lock  8/32" Diff Nuts (6) - YELLOW - (msrp $ 1.50) These are self threading nylon diff nuts. The self threading feature molds the diff nut...
$1.35

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IRS204 1/8" Diff Balls

1/8" Diff Balls

Bulk Pack (100) 1/8" Diff Balls (msrp $ 7.50) Grade 25 chrome alloy steel diff balls for high speed applications. Packaged in a handy trackside...
$6.75

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IRS205 3/32" Diff Balls

3/32" Diff Balls

Bulk Pack (100) 3/32" Diff Balls (msrp $ 7.50) Grade 25 Chrome Alloy Steel designed for high speed applications. Packaged in a handy trackside...
$6.75

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New Products For December - Diff Parts


J & D Machine Barry Hill 3711 Moon Bend Rd. Chapel Hill, TN USA 37034 931-364-7673