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Ford 9" Spartan Locker — 31 Spline
Regular price
$0.00 USD
Regular price
Sale price
$0.00 USD
Shipping calculated at checkout.
POSITION
Rear
RATIO
WARRANTY
1 Year or 50,000 Miles
APPLICATION
Ford 9"
TYPE
RING GEAR BOLTS
MATERIAL
RING TEETH
RING BOLT SIZE
PINION TEETH
PINION STEM
PINION SPLINES
31.0
PINION SPLINES
Drop-in mechanical automatic locker for Ford 9" axle applications. Replaces your open carrier's spider gears — no special tools, no carrier removal required. Includes heavy-duty cross pin shaft.
Features
- Lunchbox-style drop-in — replaces spider gears in existing carrier
- Fully mechanical — no cables, airlines, or electronics
- Includes heavy-duty cross pin shaft
- Automatic locking and unlocking in turns
- Built for off-road, rock crawling, and trail use
Specifications
| Part Number | SL F9-28-31 |
| Axle | Ford 9" |
| Spline Count | 31 |
| Position | Rear |
| Type | Spartan Locker |
Compatible Vehicles
- Ford F-100/F-150 (1957–1986, Rear)
- Ford Mustang (1964–1986, Rear)
- Ford Bronco (1966–1977, Rear)
- Ford Torino/Fairlane (1957–1976, Rear)
- Mercury Cougar (1967–1977, Rear)
- Lincoln Continental (Various years)
- Custom hot rods, race cars & off-road builds
- Most popular aftermarket performance axle swap
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