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Meritor-Rockwell RS21230 Axles & Differentials For Sale

Shop new and used Meritor-Rockwell RS21230 Axles & Differentials on MyLittleSalesman.com . Compare active listings with prices from $30 to $1,500. Sellers include LKQ Heavy Truck, Holst Truck Parts, Garabedian Equipment, and more. Filter by condition, price, or year to find the Meritor-Rockwell RS21230 that fits your job.
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Axles & Differentials (26)
   Axle Assemblies, Rear (5)    Axle Housings, Rear (6)    Differential Cases (1)    Differential Misc. Parts (9)    Differentials, Rear (5)
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Meritor-Rockwell (26)
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Showing 1 - 25 of 26 Listings

1 - 25 of 26 listings
1 - 25 of 26 listings
Meritor-Rockwell RS21230 Rear Differential for a 1989 Ford F800

Meritor-Rockwell RS21230 Rear Differential for a 1989 Ford F800

$1,195 USD
GOOD INSPECTED TAKEOUT. 7.17 RATIO. 90 DAY WARRANTY/AIR BRAKE, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 7.17
ConditionUsed
Fits To Make(s)Ford
Fits To Model(s)F800
Will Fit Year(s)1989
Stock Number92018-9
MLS Number9521439
CategoryDifferentials, Rear
Last Updated3/12/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell RS21230 Rear Differential for a 1988 Ford F800

Meritor-Rockwell RS21230 Rear Differential for a 1988 Ford F800

$1,150 USD
GOOD INSPECTED TAKEOUT. 7.17 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 7.17
ConditionUsed
Fits To Make(s)Ford
Fits To Model(s)F800
Will Fit Year(s)1988
Stock Number91918-7
MLS Number9521422
CategoryDifferentials, Rear
Last Updated3/12/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
Meritor-Rockwell RS21230 Rear Axle Housing for a 1988 Ford F800

Meritor-Rockwell RS21230 Rear Axle Housing for a 1988 Ford F800

$995 USD
GOOD USED AXLE HOUSING, HYD BRAKE, Serial#: Kn0002624406, Core Charge: Na, Hub Bolts: 10, Suspension: Spring
ConditionUsed
Fits To Make(s)Ford
Fits To Model(s)F800
Will Fit Year(s)1988
Part NumberC3121v1348 37c
Stock Number120216-18
MLS Number9335759
CategoryAxle Housings, Rear
Last Updated3/12/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell RS21230 Rear Differential for a Freightliner FC70 CARGO

2001 Meritor-Rockwell RS21230 Rear Differential for a Freightliner FC70 CARGO

$1,250 USD
Meritor RS-21-230, 2 Speed Differential, 5.86 Ratio, Pullout, DIFF ONLY, HOUSING SOLD SEPARATELY
ConditionUsed
Rear End5.86 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)FC70 CARGO
Stock Number2031-3
MLS Number13903538
CategoryDifferentials, Rear
Last Updated2/26/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Meritor-Rockwell RS21230 Rear Axle Housing for a Freightliner FC70 CARGO

2001 Meritor-Rockwell RS21230 Rear Axle Housing for a Freightliner FC70 CARGO

$850 USD
Meritor Rear Axle Housing, RS21230NFNN54, Air Drum Brakes, 10 Hole Pilot. Removed From Freightliner Leaf Spring Suspension. HOUSING ONLY, DIFF SOLD SEPARATELY.
ConditionUsed
Fits To Make(s)FREIGHTLINER
Fits To Model(s)FC70 CARGO
Stock Number2031-4
MLS Number13903539
CategoryAxle Housings, Rear
Last Updated2/25/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
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Garabedian Equipment
Meritor-Rockwell RS21230 Rear Axle Housing for a Freightliner FL70

2003 Meritor-Rockwell RS21230 Rear Axle Housing for a Freightliner FL70

$850 USD
Meritor Rear Axle Housing, RS21230, 10 Hole Pilot, Air Drum Brakes, ABS, 53.5" Inner Flange To Inner Flange. STD Track. P/N RS21230NFNN52586817, C243121Z1872, A3121Z1872, S/N AVA02205252,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FL70
Stock Number2004-5
MLS Number13902969
CategoryAxle Housings, Rear
Last Updated2/25/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
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Garabedian Equipment
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