S13/S14 Rear CV Axles, Boots and Differential-Flange Matching
1989-1998 North American S13/S14 240SX rear half-shafts and differential output flanges, including cars with prior differential or five-lug swaps.
WHERE TO BUY
Open an exact listing, then confirm fitment, stock, price, and shipping with the seller before ordering.
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Count and photograph the differential-side bolt pattern: common descriptions include 5-bolt 1x5 and 6-bolt 2x3. Match side/length, diff output flange, hub spline, ABS features and axle-nut thread, especially on swapped cars.
OEM numbers
No universal axle number is asserted. Checked replacement applications include BuyAutoParts 90-90927-2D for 1990 pair and 90-70636-N for 1997 right rearperformance 6-bolt kit is explicitly a matched system.Supersession
No 5-bolt-to-6-bolt or S13-to-S14 universal supersession is published. Differential output flange, left/right length, hub spline and ABS/configuration determine the usable axle.
Fitment
Count and photograph the differential-side bolt pattern: common descriptions include 5-bolt 1x5 and 6-bolt 2x3. Match side/length, diff output flange, hub spline, ABS features and axle-nut thread, especially on swapped cars.
Aftermarket options
New stock-replacement, rebuilt/used and matched high-power 6-bolt systems exist. A complete performance kit changes both sides as a system and is not a single stock-axle supersession.
Before you buy
Do not order by chassis name alone on a modified car. Count the differential flange bolts, identify left/right length, hub spline, ABS details and nut thread, and inspect the existing diff and hubs before buying.
Research and fitment sources
Supersede reviewed 8 unique research sources for this guide. 3 also appear above as a seller or official action and are not repeated here; 5 additional citations follow.
Research last verified .
