Adjusted EBITDA Growth and Margin
Adjusted EBITDA of $362 million in Q1, up 22% year-over-year, with an adjusted EBITDA margin of 26% and a target range of 27%–29% over the next few years.
Adjusted EPS Improvement
Adjusted diluted EPS of $2.57 in Q1, up 6% year-over-year (GAAP diluted EPS was $1.33; adjusted net income was $216 million).
Off Highway Acquisition Revenue and Accretion
Allison Off Highway generated $673 million of sales in Q1 (approximately +10% year-over-year on a reported basis driven by currency and end-market demand) and management expects the acquisition to be accretive to full-year earnings.
Defense End Market Strength
Defense revenue in the Allison Transmission business was up 64% year-over-year in Q1, driven by international tracked programs and new product adoption (e.g., 3040 MX cross-drive).
Pricing and Price Realization
Allison Transmission realized approximately 325 basis points of price in Q1 and expects similar pricing for the full year; Off Highway pricing expected to be roughly neutral year-over-year.
Capital Allocation and Cash/Shareholder Returns
Company repaid $150 million of revolver borrowings in Q1, repurchased $20 million of stock, increased the quarterly dividend to $0.29 (7th consecutive year), and ended Q1 with $311 million cash on hand and ~$845 million available revolver capacity.
Integration Progress and Synergy Target
Integration of the Off Highway business is proceeding in a disciplined manner; management reaffirmed confidence in achieving $120 million of annual run-rate synergies and expects financial benefits beginning later in 2026.
Full-Year Guidance Reaffirmed
Reaffirmed 2026 consolidated net sales guidance of $5.575 billion–$5.925 billion; consolidated net income guidance of $600 million–$750 million (includes >$100 million of one-time pretax costs); consolidated adjusted EBITDA guidance of $1.365 billion–$1.515 billion (midpoint implying ~25% adjusted EBITDA margin).