OEX Starter Motor 12V 10 Tooth CW Denso Style DXS633

The OEX DXS633 starter motor is a new 12V unit with a 10 tooth pinion and clockwise rotation. It is listed as a Denso style starter motor and is supplied with an insulated return, three-hole starter mount, and Perkins mount details for applications that match those dimensions.

Key dimensions for checking the fit include 126mm mount centres A, 89mm mount centres C, 89mm flange diameter, 11mm mount hole diameter, and 330mm overall length. The pinion diameter is 40mm and the pinion at rest measurement is 46mm, so confirming physical clearance before ordering is important.

This starter motor is noted for wet or dry clutch use and is listed as above ground. It suits Denso unit make applications and carries OEX part number DXS633. A 24V version is referenced separately as DXS632, so voltage should be checked carefully before purchase.

Key Features

• 12V starter motor
• 10 tooth pinion
• Clockwise rotation
• Denso style unit
• Insulated return
• 3 hole starter mount

Specifications

• Brand: OEX
• Part No.: DXS633
• Type: Starter Motor
• Voltage: 12V
• Number of Teeth: 10
• Rotation: CW
• Starter Mount Type: 3 hole
• Mount Centres A: 126mm

Known fitment applications provided

• CARRIER
• CARRIER EXTRA
• CARRIER GENERATOR
• CARRIER GENESIS
• CARRIER PHOENIX
• CARRIER PHOENIX ULTRA
• CARRIER PHOENIX ULTRA XL
• CARRIER PHOENIX XTRA

Application and Buying Notes

Before ordering, compare the vehicle’s existing starter against the DXS633 measurements and layout. The important checks here are 12V system voltage, clockwise rotation, 10 tooth pinion count, 126mm mount centres A, 89mm mount centres C, 89mm flange diameter, and the 330mm overall length. If any of those differ, the starter may not suit the application.

The listed fitment references include CARRIER models and CASE 1838 applications, including some model-year entries. Those application names should be matched carefully against the vehicle currently being serviced, because the same model family can use different starter configurations. Physical dimensions and the Denso style mounting pattern are just as important as the model name.

The note against this part also mentions a 24V version, DXS632, and an 18mm spacer reference HXK-04. That is a useful reminder to confirm the electrical system and any spacer or mounting requirements before purchase. A 24V starter is not interchangeable with a 12V unit, so voltage matching needs to be confirmed first.

The insulated return, above ground note, and wet or dry clutch suitability may be relevant when comparing against the original starter in the machine or vehicle. These details help narrow the match, but they do not replace a direct check of the part number, mount type, and dimensions. If the old unit is available, comparing its tag and housing measurements is the safest way to avoid a mismatch.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number DXS633 helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type STARTER MOTOR, Unit of Measure EACH, Warranty One Year, Mount Centres A 126mm, Mount Centres C 89mm, Number of Teeth 10, Pinion at Rest 46mm, Rotation CW, Voltage 12, Item Type Starter Motor.

Additional published details for cross-checking include Starter Mount Type 3 Hole, Insulated Return Yes, Product Group 2 STARTER MOTORS, Part No. DXS633, Brand OEX, Description OEX Starter Motor 12V 10Th CW Denso Style, Flange Diameter 89mm, Mount Centres B 89mm, Mount Hole Diameter 11.

OEX Starter Motor 12V 10Th CW Denso Style. Part number DXS633 should be checked first. Listed voltage is 12. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number DXS633, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a starter motor in workshop, fleet, trade, agricultural, or construction service, the listed voltage 12 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR, CARRIER GENERATOR 1995, CASE 1838, CASE 1838 1995. Even with application listings, final confirmation should still be based on the exact unit being replaced and the service requirements of the vehicle or machine.

Compatibility note: Confirm fitment using OEX part number DXS633, the listed 12V specification, clockwise rotation, 10 tooth pinion, and the mounting dimensions before ordering. Fitment references include CARRIER and CASE 1838 applications, but the final match should always be checked against the vehicle and the existing starter unit.

FAQ

What is the part number for this starter motor?

The OEX part number is DXS633. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.

What voltage is this starter motor?

It is a 12V starter motor. A 24V version is noted separately as DXS632. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.

How many teeth does the pinion have?

This starter motor has a 10 tooth pinion. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.

What rotation does it use?

The rotation is clockwise, shown as CW. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.

What mounting details should I check before buying?

Check the 3 hole starter mount, 126mm mount centres A, 89mm mount centres C, 89mm flange diameter, 11mm mount hole diameter, and 330mm overall length. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.

What applications are listed for this starter motor?

The provided fitment references include CARRIER, CARRIER EXTRA, CARRIER GENERATOR, CARRIER GENESIS, CARRIER PHOENIX, CARRIER PHOENIX ULTRA, CARRIER PHOENIX ULTRA XL, CARRIER PHOENIX XTRA, CARRIER ULTIMA, CASE, and CASE 1838. For this listing, part number DXS633 is the main reference point. Listed voltage is 12. Published fitment references include CARRIER EXTRA, CARRIER EXTRA 1996, CARRIER GENERATOR. These details should still be checked against the original unit before ordering.