Why It Matters
The GM 12-bolt Positraction rear axle is tracked as a part because driveline hardware is central to originality, restoration, and cross-car comparison.
Also Known As
12-bolt PositractionGM 12-bolt12-bolt rear axle
Part profile
GM 12-bolt Positraction rear axle
axle · General Motors
Used On
23 linked car pages.
SS396 sport coupe or convertible
1966 Chevrolet Chevelle SS 396 L78
1966 SS396 sport coupes and convertibles are listed as 13817 and 13867 SS396 models.
1967 Camaro sport coupe donor context; Nickey 427 identity requires Nickey paperwork or registry/authentication evidence rather than 427 badges or stinger hood appearance alone
1967 Chevrolet Camaro Nickey 427
Dealer-built Nickey Chevrolet 427 Camaro conversion
1968 Camaro SS/RS donor context; Dana 427 identity requires Dana paperwork or equivalent car-specific evidence rather than 427 badges, hood treatment, or drivetrain appearance alone
1968 Chevrolet Camaro Dana 427
Dealer-built Dana Chevrolet 427 Camaro conversion
SS396 series: sport coupe, convertible, or El Camino pickup
1968 Chevrolet Chevelle SS 396
Factory Chevrolet SS396 series
Nova coupe (11427)
1968 Chevrolet Nova SS 396 L78
Factory Chevrolet Nova Super Sport coupe
1969 Camaro coupe; Baldwin-Motion Phase III identity requires Baldwin/Motion documentation rather than stripes or hood evidence alone
1969 Chevrolet Camaro Baldwin-Motion Phase III 427
Dealer-built Baldwin Chevrolet / Motion Performance Phase III Camaro
2-door coupe
1969 Chevrolet Camaro COPO 9560 ZL1
Chevrolet Central Office Production Order (COPO) 9560
2-door sport coupe
1969 Chevrolet Camaro COPO 9561 L72
Factory special-order COPO, not a regular retail trim
2-door sport coupe
1969 Chevrolet Camaro Yenko SC 427
Dealer-built Yenko Chevrolet special based on 1969 Camaro COPO/L72 evidence
2-door sport coupe
1969 Chevrolet Camaro Z/28
Factory Chevrolet Camaro Z/28 package
1969 Chevelle hardtop/coupe donor context; Baldwin-Motion Phase III identity requires Baldwin/Motion paperwork rather than Stinger hood or Motion equipment alone
1969 Chevrolet Chevelle Baldwin-Motion Phase III 427
Dealer-built Baldwin Chevrolet / Motion Performance Phase III Chevelle
2-door sport coupe / hardtop context; verify body style per paperwork
1969 Chevrolet Chevelle COPO 9562
L72 427 cu in Mark IV V8
Factory Z25 SS 396 package; eligible 1969 Chevelle body style not fixed by target
1969 Chevrolet Chevelle SS 396 L78
RPO Z25 SS 396 Chevelle with optional RPO L78 engine
2-door sport coupe / hardtop context; verify exact body and trim per paperwork
1969 Chevrolet Chevelle Yenko 427
L72 427 cu in Mark IV V8
2-door Nova body; exact coupe/sedan trim-tag configuration not asserted
1969 Chevrolet Nova SS 396 L78
1969
2-door Nova body; Yenko identity requires paperwork, not body or stripe evidence alone
1969 Chevrolet Nova Yenko 427
Dealer-converted Nova SS 396 path with Yenko-installed L72 427
2-door sport coupe
1970 Chevrolet Camaro SS 396
RPO Z27 Camaro Super Sport package with optional L34 or L78 402 big-block power.
2-door sport coupe
1970 Chevrolet Camaro Z/28 LT-1
Factory Chevrolet Camaro Z/28 Special Performance Package
2-door sedan
1970 Chevrolet Nova SS 350
Chevrolet factory Nova Super Sport package with L48 350/300-hp engine option
2-door sedan
1970 Chevrolet Nova SS 396 L78
Chevrolet factory Nova SS package with L78 engine option
2-door Nova hardtop/sedan body; Yenko Deuce identity requires COPO/Yenko documentation rather than stripes alone
1970 Chevrolet Nova Yenko Deuce LT-1
COPO/Yenko dealer-program Nova using the LT-1 350 small-block
2-door sedan / Nova coupe
1971 Chevrolet Nova SS 350
Chevrolet factory Nova Super Sport package with L48 350/270-hp engine option
2-door sedan / Nova coupe
1972 Chevrolet Nova SS 350
Chevrolet factory Nova Super Sport package with L48 350/200-hp engine option