Top 50 sellerFits: New Holland TC18, New Holland TC21D, New Holland TC21DA, New Holland TC23DA, New Holland TC24D + 2 more
usually ships in 3-5 business days
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
usually ships in 3-5 business days
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
Overview
Genuine New Holland countershaft fitted on the New Holland TC18 and TC21D. Compatible with 7 New Holland models.
Specifications
Compatibility
Type your model to confirm it fits — or browse the full compatibility list below.
| Model | Series |
|---|---|
| TC18 | TC |
| TC21D | TC |
| TC21DA | TC |
| TC23DA | TC |
| TC24D | TC |
| TC24DA | TC |
| TC26DA | TC |
Not sure it fits? Browse the full parts catalogue to check every listed part.
Parts diagrams
Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.
| Assembly | Machine | Callout | Parts | View |
|---|---|---|---|---|
 | New Holland TC18 · Transmission | #25 | 89 | View |
 | New Holland TC23DA · Transmission | #25 | 81 | View |
 | New Holland TC24D · Transmission | #25 | 81 | View |
 | New Holland TC21DA · Transmission | #25 | 81 | View |
Part guide
New Holland SBA322531700 is the countershaft Clinton Tractor supplies for this application. It is listed as fitting 7 New Holland models.
Fits: New Holland TC18, New Holland TC21D, New Holland TC21DA, New Holland TC23DA, New Holland TC24D + 2 more. Commonly ordered for the TC18, TC21D, TC21DA. If your machine isn't listed, check the serial number before ordering.
usually ships in 3-5 business days
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
usually ships in 3-5 business days
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
Machine specifications
Verified equipment data for the models in the compatibility list — match yours before ordering.
| Specification | New Holland TC181999 - 2003 | New Holland TC21D | New Holland TC21DA2003 - 2005 | New Holland TC23DA2005 - 2008 | New Holland TC24D1999 - 2003 | New Holland TC24DA2003 - 2005 |
|---|---|---|---|---|---|---|
| Engine | 1.0L 3-cyl diesel | — | Shibaura 1.0L 3-cyl diesel | Shibaura 1.0L 3-cyl diesel | Shibaura 3-cyl diesel | Shibaura 1.1L 3-cyl diesel |
| Transmission | 6-speed gear | — | 9-speed gear | hydrostatic | 9-speed gear | 9-speed gear |
| Drive | 2WD/4WD | — | 2WD/4WD | 2WD/4WD | 2WD/4WD | 2WD/4WD |
| Weight | 1,357 lbs | 1,450–1,535 lbs | 1,540 lbs | 1,592 lbs | 1,723 lbs | — |
| Rear PTO | live | 540 | independent | independent | live | independent |
| 3-pt hitch | I · 1,265 lbs lift | I · 1,265 lbs lift | I · 1,265 lbs lift | I · 1,265 lbs lift | — | I · 1,265 lbs lift |
Questions
Quick answers to what operators ask most before they order this part.
It fits 7 New Holland models, including the TC18, TC21D, TC21DA and 4 more.
Yes — SBA322531700 is a genuine New Holland OEM countershaft, supplied new by Clinton Tractor.
Match your model and serial number against the fitment list on this page — it covers the New Holland TC18 — or send your serial to Clinton Tractor and we'll confirm SBA322531700.
Reviews
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No seeded stars — ratings appear only from real submissions.
Often Bought Together
| Fuel capacity |
|---|
| 5.3 gal |
| 5.3 gal |
| 5.3 gal |
| 5.3 gal |
| 5.3 gal |
| 5.3 gal |
| Rear tires | 8.00-16 | 8x16 | 9.5-16 | 9.5-16 | 8x16 | 9.5-16 |
|---|
